make a well labelled diagram to depict petroleum and natural gas
How Long Does It Take For Petroleum To Form. Oil or petroleum is a readily combustable fossil fuel that is composed mainly of carbon and hydrogen, and is thus.
Oil or petroleum is a readily combustable fossil fuel that is composed mainly of carbon and hydrogen, and is thus.
Oil or petroleum is a readily combustable fossil fuel that is composed mainly of carbon and hydrogen, and is thus. Oil or petroleum is a readily combustable fossil fuel that is composed mainly of carbon and hydrogen, and is thus.
