CNG
CNG is an environment friendly fuel and the emission of CO, NOx & Particulate matter is less with its usage. The use of natural gas in the transport sector has contributed to a great extent in containing the pollution due to vehicular exhaust emissions. There is no pilferage of CNG as the gas is stored at high pressure and adulteration is also not possible. Apart from this, natural gas as CNG has been able to replace high priced hydrocarbon commodity like petrol and diesel, as CNG is an economical fuel.