(1) Other trace gases include methane , nitrous oxide, carbon monoxide, sulphur dioxide, and ozone.(2) For example, the alcohol derivative of methane is methanol and of ethane is ethanol.(3) Natural gas is mostly methane with small quantities of ethane and other gases mixed in.(4) Will it in the meantime be made from hydrocarbons like methane and natural gas?(5) Food waste is turned into hydrogen, methane and carbon monoxide by the heat of the exhaust.
