<P> Coke may be used to make synthesis gas, a mixture of carbon monoxide and hydrogen . </P> <Ul> <Li> Syngas; water gas: a mixture of carbon monoxide and hydrogen, made by passing steam over red - hot coke (or any carbon - based char) </Li> <Li> Producer gas (suction gas); wood gas; generator gas; synthetic gas: a mixture of carbon monoxide, hydrogen, and nitrogen, made by passing air over red - hot coke (or any carbon - based char) </Li> </Ul> <Li> Syngas; water gas: a mixture of carbon monoxide and hydrogen, made by passing steam over red - hot coke (or any carbon - based char) </Li> <Li> Producer gas (suction gas); wood gas; generator gas; synthetic gas: a mixture of carbon monoxide, hydrogen, and nitrogen, made by passing air over red - hot coke (or any carbon - based char) </Li>

Advantages of using coke as a fuel instead of coal