What are primary fuels? give examples What are secondary fuels? give examples
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Primary fuels are the fuels which are found naturally or which exist in this environment naturally....Ex:- Coal , Uranium
Secondary fuels are the fuels which are made chemically or by physical processes.!! Ex:-Gasoline is an example.!!
Peace.!!
Secondary fuels are the fuels which are made chemically or by physical processes.!! Ex:-Gasoline is an example.!!
Peace.!!
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