Question

Synthetic fuels are usually _____. liquid, solid, vapor, plasma,

Answer 1

Synthetic fuels are usually liquid.

Answer 2

Answer is: liquid.

Synthetic fuel is a liquid fuel, rarely gaseous fuel, made from syngas.

Syngas is a mixture of carbon monoxide (CO) and hydrogen (H₂).

Syngas goes to additional conversion process to become liquid fuel.

Some methods for manufacturing synthetic fuels are methanol (CH₃OH) to gasoline conversion and direct coal liquefaction.