Hydrogen compressors; gas generating machines; separating machines; machines for generating gas by electrolysis; transportation machines; floating production, storage and offloading [FPSO] units; electrolysis machines for generating gases; filtering machines; generators for the purposes of generating hydrogen gas and carbon gas; generators for the purposes of generating hydrogen gas from water or renewable electricity; parts and fittings in relation to all the aforesaid.

Hydrogen electrolysers for scientific, industrial, laboratory, commercial, petrochemical and/or research use; electrolysers for scientific, industrial, laboratory, commercial, petrochemical and/or research use; electrolysers for use with hydrocarbon fuels for scientific, industrial, laboratory, commercial, petrochemical and/or research use; computer software in the field of hydrogen electrolysis; electro chemical cells; computer equipment for use in electrolysis installations; electrolysers [electrolytic cells] for scientific, industrial, laboratory, commercial, petrochemical and/or research use; fuel cells; proton-exchange machines; rectifiers; current rectifiers; parts and fittings in relation to all the aforesaid.

Feed water heaters [for industrial purposes]; filters for gases [household or industrial installations]; parts and fittings in relation to all the aforesaid.

Storage tanks not made of metal; parts and fittings in relation to all the aforesaid.

Extraction of gas, namely hydrogen and carbon; exploitation [extraction] of natural gas; exploitation [extraction] of secondary energy sources; information, advisory, and consultancy in relation to all the aforesaid services.

Storage of gas; gas storage services; carbon gas capture and storage services; hydrogen gas capture and storage services; information, advisory, and consultancy in relation to all the aforesaid services.

Treatment of materials, namely carbon and hydrogen; treatment of water; processing of natural gas; gas production services; production of hydrogen gas, including via electrolysis; generation of energy; production of gases, namely hydrogen and carbon, from renewable sources; information, advisory, and consultancy in relation to all the aforesaid services.

Scientific research and development; development of infrastructure for hydrogen, electrolysis installations and installations for liquefied gas and gas in gaseous form; engineering services; information, advisory, and consultancy in relation to all the aforesaid services.