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1. |
Compressed Natural Gas (CNG) isA. propaneB. methaneC. ethaneD. butane |
Answer» Compressed Natural Gas (CNG) is the best and cheap fuel . It has replaced petrol and diesel fuel as it is considered as clean fual. CNG consists of around `90%` methane , by compressing it to less than `1%` of volume it occupies at standard atmospheric pressure . Propane and butane together form LPG or liquified petroleum gas while ethane is used in chemical industry to produce ethene. | |