Hydrogen; hydrogen produced by renewable energy sources; hydrogen gas not for use as a fuel; liquid hydrogen; dissolved hydrogen
ChemicalsFuel; gases for use as fuel; hydrogen as a fuel; hydrogen fuel; fuel gas; fuels derived from hydrogen or predominantly consisting of hydrogen.
Lubricants and FuelsEnergy production; processing of fuels; fuel processing; fuel refining; treatment and processing of natural gas; production of hydrogen gas; production of hydrogen by electrolysis; production of hydrogen by steam reforming; production and generation of hydrogen energy
Treatment of MaterialsFuel delivery services; hydrogen fuel distribution services; hydrogen fuel supply services; transport of fuels by pipeline; storage of energy and fuels; storage and distribution of energy and fuel; supply of hydrogen gas fuels; supply, distribution, transportation and storage of renewable natural gas and hydrogen gas
Transportation and storage