Answers

2015-11-08T13:26:54+05:30
Because CNG is compressed natural gas and it is a good alternative to petrol and diesel used in vehicles.and cng is cheaper than petrol and diesel to use.and CNG is a natural gas it cause no harm and by using this CNG we can save non renewable resources. Hope this helps u.
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2015-11-08T13:27:17+05:30
CNG gas is a good alternative to petrol and diesel because CNG does not pollute the environment and thus is an CNG ideal gas and can be used as alternative to petrol and diesel ....
  i hope that my answer will help u.........................^_^ 
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