ICS Field
75.160.01 Fuels in general
75.160.10 Solid fuels
Including coal products, coke, peat, wood, derivatives of coal pyrolysis, etc.
Coals, see 73.040
Solid biofuels, see 75.160.40
75.160.20 Liquid fuels
Including gasoline, diesel, kerosene, etc.
Liquid biofuels, see 75.160.40
75.160.30 Gaseous fuels
Including liquefied petroleum gases
Hydrogen, see 71.100.20
Biogas, see 75.160.40
Natural gas, see 75.060
75.160.40 Biofuels
Including solid biofuels, liquid biofuels and biogas