Question

______ is a secondary fuel.


answer fast very urgent I will mark as brain list​

Answer 1

Answer:

charcoal

Explanation:

Secondary fuels are fuels that are derived from some primary fuel or fuels through chemical or physical processes. ... This intermediate form is also known as an energy currency but energy currencies also include electricity which not a fuel

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Answer 2

Answer:

coke charcoal, hydrogen, kerosene,lpg

there are many secondary fuels