2. Alternative jet fuels

2.1 Possible future fuels for aviation

As with other means of transport, many alternative fuels are being considered to replace the Jet A-1 :

• gaseous fuels such as :

  • liquefied natural gas, or methane, which can be of fossil origin or biobased if obtained by methanization (fermentation) or methanation (gasification followed by transformation of syngas into methane),

  • hydrogen, which can be obtained either by steam reforming of fossil or biosourced gas...