Wind turbines; micro-hydro electric power systems; pipe installation apparatus; machines for use in the generation, transmission, distribution, supply and conservation of energy; fuel economisers; machine tools; washing machines, tumble driers, dishwashers, vacuum cleaners, can openers; food processors, mixers, blenders and liquidizers; electric knives and knife sharpeners; irons; electric can openers; parts and fittings for the aforesaid goods.

Security and fire alarms; fire and smoke detectors; fire blankets and fire extinguishers; carbon monoxide detectors; scientific and optical apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating, monitoring or controlling electricity; solar panels for electricity generation; fuel meters; fuel measuring and dispensing equipment; electronic devices for heating, cooling and ventilating systems; lighting controls and ballasts; external power supply units; devices for monitoring and conserving energy use; devices for tracking energy use; solar panels for electricity generation; solar photovoltaics; publications in electronic form supplied on-line from databases or from facilities provided on the Internet (including web sites); electronic publications, electronic magazines; multi-media recordings and publications; electronic, computer, video and on-line games; mouse mats; computer hardware, computer peripherals and accessories, computer software; encoded cards; credit and debit cards; electrically heated hair curlers, electric irons, extension leads and power cords; telephones and answering machines; cellular telephones and accessories; television and video apparatus; trouser presses; parts and fittings for the aforesaid goods.

Printed matter, printed publications, magazines, newsletters; guides; printed programmes; tickets; stationery; catalogues, diaries, calendars, note books, address books, writing implements; pens, pencils; promotional material; educational and teaching materials; certificates relating to carbon credits.

Storage, distribution and supply of power and water; gas and electricity storage, supply and distribution services; transport and delivery of goods by road, rail and air; storage, distribution, transportation and delivery of gas and gaseous fuels; transmission and/or distribution and/or supply of gas, electricity and other energy sources; distribution and supply of water; sewage collection, removal and storage; waste collection, removal and storage; travel agency and holiday travel booking services; household and commercial removal services; furniture removal; hire of removal apparatus; packing of goods for removal; van hire; storage of goods; consultancy, information and advisory services relating to all the aforesaid services.

Power generation; production of energy; energy generation; generation of energy from renewable sources; water treatment; sewage treatment, waste treatment; recycling of chemicals; processing and refinement of fuel materials; conversion of by products from cooling towers into a domestic heating supply; consultancy, information and advisory services relating to all the aforesaid services.

Education services; education services relating to energy, energy conservation and energy efficiency; education services relating to the gas and electricity industry; personnel training and development; organisation and conducting of entertainment events; provision of facilities for entertainment events; publication of books, pamphlets and publicity texts; business education and training; personnel education and training; entertainment information; organisation of conferences, exhibitions, seminars; consultancy, information and advisory services relating to all the aforesaid services; arranging and conducting competitions, sporting events and competitions, leisure events and awards; education and training services; arranging and conducting courses, conferences, exhibitions, events and seminars.

Advisory, information and consultancy services relating to energy management and efficiency; organisation of energy efficiency projects; energy efficiency management and consultancy; auditing energy consumption of buildings; energy conservation management; preparation of reports on energy consumption of buildings; auditing of energy consumption and of efficiency of operation of appliances and safety checking of appliances and pipework; testing of gas and electricity generating plants, gas and electric appliances, pipework, transmission lines and apparatus and instruments utilising gas and electricity; prospecting and exploiting natural, fossil and nuclear fuel resources; testing of gas and electric appliances; provision of information, advice and consultancy in relation to carbon (or other greenhouse gas) offsetting; development and implementation of industrial, horticultural and agricultural and agricultural processes which are intended to reduce levels of carbon dioxide in the atmosphere; provision of information relating to carbon credits; research and consultancy, all relating to the aforesaid services; information and advisory services relating to all the aforesaid services.

Pipe installation apparatus; pumps and compressors; machine tools; washing machines, tumble driers, dishwashers, vacuum cleaners, can openers; food mixers, blenders and liquidizers; electric knives and knife sharpeners; irons; trouser presses; electric can openers; electricity generating sets; electricity generators; engines for the generation of electricity; generators of electricity; turbine electricity generating machines; alternating current generators; electrical alternating current generators; electric generator power sets; electric generators; electric generators in combination with steam engines; electric power generators; electric power supply generators; electrical generator groups; electrical generator plants; electrical generator stations; electrical generators; electrical power supply apparatus being generators; electricity generators; generators; generators of electricity; power sources (generators); power supply apparatus (generators); power supply devices (generators); power supply units (generators); boilers for turbines; condensers for fossil fuel turbines; steam turbines (other than for land vehicles); turbine blades for power generation; turbine generating machines; turbines for power generation; parts and fittings for the aforesaid goods.

Security and fire alarms; fire and smoke detectors; fire blankets and fire extinguishers; carbon monoxide detectors; scientific and optical apparatus and instruments; computer hardware, computer peripherals and accessories, computer software; fuel meters; fuel measuring and dispensing equipment; encoded cards; credit and debit cards; electrically heated hair curlers, electric irons, extension leads and power cords; telephones and answering machines; cellular telephones and accessories; television and video apparatus; parts and fittings for the aforesaid goods; accumulators (electric), accumulators (electric) for vehicles, batteries both electric and for vehicles, circuit breakers and closers, electricity mains (material for), switchboards, switches (electricity), terminals (electricity), transformers (electricity), wire connectors (electricity), apparatus for electricity distribution, apparatus for electricity supply, apparatus for the supply of electricity, transformers (electricity), apparatus for heavy current electrical engineering, electrical apparatus (other than generators) for use in energy supply, electrical apparatus for the distribution of electric power, power installations (other than generators), power units (generators), power units (transformers).

Apparatus and installations for lighting, heating, cooking, refrigerating, drying, ventilating, air conditioning or steam generating; domestic appliances, cookers, fires, wall heaters, convector heaters, fan heaters; central heating systems and boilers, microwave ovens, hearths and fire surrounds, showers, hobs, ovens, toasters, sandwich toasters, coffee percolators, hair dryers, deep fat fryers, kettles; parts and fittings for the aforesaid goods.

Business project management; advertising; business advisory services; incentive schemes; loyalty schemes; credit card and debit card registration services.

Financial services; banking and insurance services; provision of product warranties.

Household maintenance, repair and installation services; construction, maintenance, testing, servicing and repair of gas and electricity generating plants; installation, maintenance, repair and servicing of gas and electric appliances, pipe works and transmission lines; installation, maintenance, servicing and repair of fire, smoke and security alarms and detectors; installation, maintenance, repair and servicing of central heating systems.

Telecommunication services; broadcasting services; provision of telecommunications access and links to computer databases, including the Internet; electronic mail services.

Storage, distribution and supply of power and water; gas and electricity storage, supply and distribution services; transport and delivery of goods by road, rail and air; storage, distribution, transportation and delivery of gas and gaseous fuels; transmission and/or distribution and/or supply of gas, electricity and other energy sources; distribution and supply of water; sewage collection, removal and storage; travel agency and holiday booking services.

Water treatment; sewage treatment; power generation; recycling of chemicals; treatment of waste; processing and refinement of fuel materials; conversion of by-products from cooling towers into a domestic heating supply.

Education services relating to the gas and electricity industry and personal training and development; organisation and conducting of entertainment events; provision of facilities for entertainment events; publication of books, pamphlets and publicity texts; business education and training; personnel education and training; entertainment information; organisation of conferences, exhibitions, seminars.

Auditing of energy consumption and of efficiency of operation of appliances and safety checking of appliances and pipework; testing of gas and electricity appliances, pipework, apparatus and instruments utilising gas and electricity consumption; prospecting and exploiting natural, fossil and nuclear fuel resources, waste disposal; testing of gas and electric appliances; testing of gas and electronic appliances, pipe works and transmission lines; research and consultancy, all relating to the aforesaid services.

Business project management; advertising; business advisory services; incentive schemes; loyalty schemes; credit card and debit card registration services.

Financial services; banking and insurance services; bill payment services; credit and debit card services.

Storage distribution and supply of power and water; gas and electricity storage, supply and distribution services; transport and delivery of goods by road, rail and air; storage, distribution, transportation and delivery of gas and gaseous fuels; transmission and/or distribution and/or supply of gas, electricity and other energy sources; distribution and supply of water; sewage collection, removal and storage; travel agency and holiday booking services.

Water treatment; sewage treatment, power generation; recycling of chemicals; treatment of waste; processing and refinement of fuel materials; conversion of by products from cooling towers into a domestic heating supply.

Pipe installation apparatus; pumps and compressors; machine tools; washing machines, tumble driers, dishwashers, vacuum cleaners, can openers; food processors, mixers, blenders and liquidizers; electric knives and knife sharpeners; irons; trouser presses; electric can openers; machines for use in the generation, transmission, distribution, supply and conservation of energy; fuel economisers; parts and fitting for the aforesaid goods.

Security and fire alarms; fire and smoke detectors; fire blankets and fire extinguishers; carbon monoxide detectors; scientific and optical apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; publications in electronic form supplied on-line from databases or from facilities provided on the Internet (including web sites); electronic publications, electronic magazines; multi-media recordings and publications; electronic, computer, video and on-line games; mouse mats; computer hardware, computer peripherals and accessories, computer software; fuel metres; fuel measuring and dispensing equipment; encoded cards; credit and debit cards; electrically heated hair curlers, electric irons, extension leads and power cords; telephones and answering machines; cellular telephones and accessories; television and video apparatus; parts and fittings for the aforesaid goods.

Apparatus and installations for lighting, heating, cooking, refrigerating, drying, ventilating, air conditioning or steam generating; domestic appliances, cookers, fires, wall heaters, convector heaters, fan heaters; central heating systems and boilers, microwave ovens, hearths and fire surrounds, showers, hobs, ovens, toasters, sandwich toasters, coffee percolators, hair dryers, deep fat fryers, kettles; parts and fittings for the aforesaid goods.

Land vehicles; land vehicles powered by gas or electricity; engines for vehicles; parts and fittings for the aforesaid goods.

Printed matter, printed publications, magazines, newsletters; guides; printed programmes; tickets; stationery; catalogues, diaries, calendars, note books, address books, writing implements; pens, pencils; promotional material; educational and teaching materials.

Business project management; advertising; business advisory services; organisation, operation and supervision of incentive schemes and loyalty card schemes; credit card and debit card registration services; marketing and promotional services; provision of advertising, marketing and promotional services on-line from computer databases or the Internet (including web sites); business and commercial information services; provision of product information; computerised information storage and dissemination and retrieval services; on-line data processing services, compilation, storage, analysis and retrieval of information and data; management of communication networks; arranging, conducting and production of exhibitions, trade shows and trade events.

Financial services; banking and insurance services; sports sponsorship; charitable fund raising; consultancy, information and advisory services relating to all the aforesaid services.

Household maintenance, repair, installation and support services; plumbing services; electrical wiring services; installation, maintenance and repair of windows and conservatories; installation, maintenance and repair of air flow and air conditioning apparatus; construction, maintenance, testing, servicing and repair of gas and electricity generating plants; installation, maintenance, repair, testing and servicing of gas and electric appliances, pipe works and transmission lines; installation, maintenance, repair, testing and servicing of apparatus and instruments using gas or electricity; installation, maintenance, servicing and repair of fire, smoke and security alarms and detectors; installation, maintenance, repair and servicing of central heating systems; consultancy, information and advisory services relating to all the aforesaid services.

Telecommunication services; broadcasting services; provision of telecommunications access and links to computer databases, including the Internet; electronic mail services; consultancy, information and advisory services relating to all the aforesaid services.

Storage, distribution and supply of power and water; gas and electricity storage, supply and distribution services; transport and delivery of goods by road, rail and air; storage, distribution, transportation and delivery of gas and gaseous fuels; transmission and/or distribution and/or supply of gas, electricity and other energy sources; sewage collection, removal and storage; travel agency and holiday booking services; consultancy, information and advisory services relating to all the aforesaid services.

Water treatment; sewage treatment; production of power; production of energy; recycling of chemicals; treatment of waste; processing and refinement of fuel materials; conversion of by products from cooling towers into a domestic heating supply; consultancy, information and advisory services relating to all the aforesaid services.

Education services relating to the gas and electricity industry; personnel training and development; organisation and conducting of entertainment events; provision of facilities for entertainment events; publication of books, pamphlets and publicity texts; business education and training; personnel education and training; entertainment information; organisation of conferences, exhibitions, seminars; consultancy, information and advisory services relating to all the aforesaid services; arranging and conducting competitions, sporting events and competitions, leisure events and awards; education and training services; arranging and conducting courses, conferences, exhibitions, events and seminars; organisation of events aimed at promoting energy efficiency.

Energy efficiency management and consultancy; auditing of energy consumption and of efficiency of operation of appliances and safety checking of appliances and pipework; testing of gas and electricity appliances, pipework, apparatus and instruments utilising gas and electricity consumption; prospecting and exploiting natural, fossil and nuclear fuel resources, waste disposal; research and consultancy, all relating to the aforesaid services; information and advisory services relating to all the aforesaid services.

Security and fire alarms; fire and smoke detectors; fire blankets and fire extinguishers; carbon monoxide detectors; scientific and optical apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; publications in electronic form supplied on-line from databases or from facilities provided on the Internet (including web sites); electronic publications, electronic magazines; multi-media recordings and publications; electronic, computer, video and on-line games; mouse mats; computer hardware, computer peripherals and accessories, computer software; fuel measuring and dispensing equipment; encoded cards; credit and debit cards; electrically heated hair curlers, electric irons, extension leads and power cords; telephones and answering machines; cellular telephones and accessories; television and video apparatus; parts and fittings for the aforesaid goods.

Printed matter, printed publications, magazines, newsletters; guides; printed programmes; tickets; stationery; catalogues, diaries, calendars, note books, address books, writing implements; pens, pencils; promotional material; educational and teaching materials.

Business project management; advertising; business advisory services; incentive schemes; loyalty schemes; credit card and debit card registration services; advertising, marketing and promotional services; provision of advertising, marketing and promotional services on-line from computer databases or the Internet (including web sites); business and commercial information services; provision of product information; computerised information storage and dissemination and retrieval services; on-line data processing services, compilation, storage, analysis and retrieval of information and data; management of communication networks; arranging, conducting and production of exhibitions, shows and events.

Financial services; banking and insurance services; sports sponsorship; bill payment services; charitable fund raising; consultancy; information and advisory services relating to all the aforesaid services.

Telecommunication services; broadcasting services; provision of telecommunications access and links to computer databases, including the Internet; electronic mail services; consultancy; information and advisory services relating to all the aforesaid services.

Storage, distribution and supply of power and water; gas and electricity storage, supply and distribution services; transport and delivery of goods by road, rail and air; storage, distribution, transportation and delivery of gas and gaseous fuels; transmission and/or distribution and/or supply of gas, electricity and other energy sources; distribution and supply of water; sewage collection, removal and storage; travel agency and holiday booking services; waste disposal.

Water treatment; sewage treatment; power generation; recycling of chemicals; treatment of waste; processing and refinement of fuel materials; conversion of by-products from cooling towers into a domestic heating supply; waste disposal.

Auditing of energy consumption and of efficiency of operation of appliances and safety checking of appliances and pipework; testing of gas and electricity appliances, pipework, apparatus and instruments utilising gas and electricity consumption; prospecting and exploiting natural, fossil and nuclear fuel resources; testing of gas and electric appliances; testing of gas and electronic appliances, pipe works and transmission lines; research and consultancy, all relating to the aforesaid services.

Pipe installation apparatus; pumps and compressors; machine tools; washing machines, tumble driers, dishwashers, vacuum cleaners, can openers; food processors, mixers, blenders and liquidizers; electric knives and knife sharpeners; irons; trouser presses; electric can openers; machines for use in the generation, transmission, distribution, supply and conservation of energy; fuel economisers; parts and fittings for the aforesaid goods.

Security and fire alarms; fire and smoke detectors; fire blankets and fire extinguishers; carbon monoxide detectors; scientific and optical apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; publications in electronic form supplied on-line from databases or from facilities provided on the Internet (including web sites); electronic publications, electronic magazines; multi-media recordings and publications, namely CD ROMs, CDIs, DVDs, tapes and discs; electronic, computer, video and on-line games; mouse mats; computer hardware, computer peripherals and accessories, computer software; fuel metres; fuel measuring and dispensing equipment; encoded cards; credit and debit cards; electrically heated hair curlers, electric irons, extension leads and power cords; telephones and answering machines; cellular telephones and accessories; television and video apparatus; parts and fittings for the aforesaid goods.

Apparatus and installations for lighting, heating, cooking, refrigerating, drying, ventilating, air conditioning or steam generating; domestic appliances, cookers, fires, wall heaters, convector heaters, fan heaters; central heating systems and boilers, microwave ovens, hearths and fire surrounds, showers, hobs, ovens, toasters, sandwich toasters, coffee percolators, hair dryers, deep fat fryers, kettles; parts and fittings for the aforesaid goods.

Land vehicles; land vehicles powered by gas or electricity; engines for vehicles; parts and fittings for the aforesaid goods.

Printed matter, printed publications, magazines, newsletters; guides; printed programmes; tickets; stationery; catalogues, diaries, calendars, note books, address books, writing implements; pens, pencils; promotional material; educational and teaching materials.

Business project management; business advisory services; incentive schemes; loyalty schemes; credit card and debit card registration services; advertising, marketing and promotional services; provision of advertising, marketing and promotional services on-line from computer databases or the Internet (including web sites); business and commercial information services; provision of product information; computerised information storage and dissemination and retrieval services; on-line data processing services, compilation, storage, analysis and retrieval of information and data; arranging, conducting and production of exhibitions, shows and events; organisation of projects to promote energy efficiency.

Financial services; banking and insurance services; sports sponsorship; charitable fund raising; consultancy, information and advisory services relating to all the aforesaid services.

Household maintenance, repair and installation services; plumbing services; electrical wiring services; installation, maintenance and repair of windows and conservatories; installation, maintenance and repair of air flow and air conditioning apparatus; construction, maintenance, servicing and repair of gas and electricity generating plants; installation, maintenance, repair and servicing of gas and electric appliances, pipe works and transmission lines; installation, maintenance, repair and servicing of apparatus and instruments using gas or electricity; installation, maintenance, servicing and repair of fire, smoke and security alarms and detectors; installation, maintenance, repair and servicing of central heating systems; consultancy, information and advisory services relating to all the aforesaid services.

Telecommunication services; broadcasting services; provision of telecommunications access and links to computer databases, including the Internet; electronic mail services; management of communications networks; consultancy, information and advisory services relating to all the aforesaid services.

Storage, distribution and supply of power and water; gas and electricity storage, supply and distribution services; transport and delivery of goods by road, rail and air; storage, distribution, transportation and delivery of gas and gaseous fuels; transmission and/or distribution and/or supply of gas, electricity and other energy sources; distribution and supply of water; sewage collection, removal and storage; travel agency and holiday booking services; consultancy, information and advisory services relating to all the aforesaid services.

Water treatment; sewage treatment, power generation; production of energy, energy generation; recycling of chemicals; treatment of waste; processing and refinement of fuel materials; conversion of by products from cooling towers into a domestic heating supply; waste disposal; consultancy, information and advisory services relating to all the aforesaid services.

Education services relating to the gas and electricity industry; personnel training and development; organisation and conducting of entertainment events; provision of facilities for entertainment events; publication of books, pamphlets and publicity texts; business education and training; personnel education and training; entertainment information; organisation of conferences, exhibitions, seminars; consultancy, information and advisory services relating to all the aforesaid services; arranging and conducting competitions, sporting events and competitions, leisure events and awards; education and training services; arranging and conducting courses, conferences, exhibitions, events and seminars.

Energy efficiency management and consultancy; auditing of energy consumption and of efficiency of operation of appliances and safety checking of appliances and pipework; testing of gas and electricity appliances, pipework, apparatus and instruments utilising gas and electricity consumption; prospecting and exploiting natural, fossil and nuclear fuel resources; testing of gas and electric appliances; testing of gas and electricity generating plants; testing of electric transmission lines; research and consultancy, all relating to the aforesaid services; information and advisory services relating to all the aforesaid services.

Pipe installation apparatus; pumps and compressors; washing machines, tumble driers, dishwashers, vacuum cleaners, can openers; food processors, mixers, blenders and liquidizers; electric knives and knife sharpeners; irons; trouser presses; electric can openers; machines for use in the generation, transmission, distribution, supply and conservation of energy; fuel economisers; parts and fitting for the aforesaid goods.

Security and fire alarms; fire and smoke detectors; fire blankets and fire extinguishers; carbon monoxide detectors; scientific and optical apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; publications in electronic form supplied on-line from databases or from facilities provided on the Internet (including web sites); electronic publications, electronic magazines; multi-media recordings and publications; electronic, computer, video and on-line games; mouse mats; computer hardware, computer peripherals and accessories, computer software; fuel meters; fuel measuring and dispensing equipment; encoded cards; credit and debit cards; electrically heated hair curlers, electric irons, extension leads and power cords; telephones and answering machines; cellular telephones and accessories; television and video apparatus; parts and fittings for the aforesaid goods.

Apparatus and installations for lighting, heating, cooking, refrigerating, drying, ventilating, air conditioning or steam generating; domestic appliances, cookers, fires, wall heaters, convector heaters, fan heaters; central heating systems and boilers, microwave ovens, hearths and fire surrounds, showers, hobs, ovens, toasters, sandwich toasters, coffee percolators, hair dryers, deep fat fryers, kettles; parts and fittings for the aforesaid goods.

Land vehicles; land vehicles powered by gas or electricity; engines for vehicles; parts and fittings for the aforesaid goods.

Printed matter, printed publications, magazines, newsletters; guides; printed programmes; tickets; stationery; catalogues, diaries, calendars, note books, address books, writing implements; pens, pencils; promotional material; educational and teaching materials.

Business project management; advertising; business advisory services; incentive schemes; loyalty schemes; credit card and debit card registration services; advertising, marketing and promotional services; provision of advertising, marketing and promotional services on-line from computer databases or the Internet (including web sites); business and commercial information services; provision of product information; computerised information storage and dissemination and retrieval services; on-line data processing services, compilation, storage, analysis and retrieval of information and data; management of communication networks; arranging, conducting and production of exhibitions, shows and events.

Financial services; banking and insurance services; billing services; sports sponsorship; charitable fund raising; consultancy; information and advisory services relating to all the aforesaid services.

Household maintenance, repair, installation and support services; plumbing services; electrical wiring services; installation, maintenance and repair of windows and conservatories; installation, maintenance and repair of air flow and air conditioning apparatus; construction, maintenance, servicing and repair of gas and electricity generating plants; installation, maintenance, repair and servicing of gas and electric appliances, pipe works and transmission lines; installation, maintenance, repair and servicing of apparatus and instruments using gas or electricity; installation, maintenance, servicing and repair of fire, smoke and security alarms and detectors; installation, maintenance, repair and servicing of central heating systems; consultancy; information and advisory services relating to all the aforesaid services.

Telecommunication services; broadcasting services; provision of telecommunications access and links to computer databases, including the Internet; electronic mail services; consultancy; information and advisory services relating to all the aforesaid services.

Storage, distribution and supply of power and water; gas and electricity storage, supply and distribution services; transport and delivery of goods by road, rail and air; storage, distribution, transportation and delivery of gas and gaseous fuels; transmission and/or distribution and/or supply of gas, electricity and other energy sources; distribution and supply of water; sewage collection, removal and storage; travel agency and holiday booking services; consultancy; information and advisory services relating to all the aforesaid services.

Water treatment; sewage treatment, power generation; production of energy, energy generation; recycling of chemicals; treatment of waste; waste disposal; processing and refinement of fuel materials; conversion of by products from cooling towers into a domestic heating supply; consultancy; information and advisory services relating to all the aforesaid services.

Education services relating to the gas and electricity industry; personnel training and development; organisation and conducting of entertainment events; provision of facilities for entertainment events; publication of books, pamphlets and publicity texts; business education and training; personnel education and training; entertainment information; organisation of conferences, exhibitions, seminars; consultancy; information and advisory services relating to all the aforesaid services; arranging and conducting competitions, sporting events and competitions, leisure events and awards; education and training services; arranging and conducting courses, conferences, exhibitions, events and seminars.

Organisation of energy efficiency projects; energy efficiency management and consultancy; auditing of energy consumption and of efficiency of operation of appliances and safety checking of appliances and pipework; testing of gas and electricity appliances, pipework, apparatus and instruments utilising gas and electricity consumption; prospecting and exploiting natural, fossil and nuclear fuel resources; testing of gas and electric appliances; research and consultancy, all relating to the aforesaid services; information and advisory services relating to all the aforesaid services.