Fill in the blanks.
A. Fossil fuels are ______, ______ and __________ .
B. Process of separation of different constituents from petroleum is called_________ .
C. Least polluting fuel for vehicles is __________.

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Pawan Prajapati · Answer

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Fill in the blanks. A. Fossil fuels are , and __ . B. Process of separation of different constituents from petroleum is called_ . C. Least polluting fuel for vehicles is ______.

Fill in the blanks.
A. Fossil fuels are , and __ .
B. Process of separation of different constituents from petroleum is called_ .
C. Least polluting fuel for vehicles is ______.

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Fill in the blanks. A. Fossil fuels are ______, ______ and __________ . B. Process of separation of different constituents from petroleum is called_________ . C. Least polluting fuel for vehicles is __________.