What is the use of Compressed natural gas (CNG) ?
Compressed Natural Gas (CNG) is a fossil fuel substitute for gasoline (petrol), diesel, or propane fuel. Although its combustion does produce greenhouse gases, it is a more environmentally clean alternative to those fuels, and it is much safer than other fuels in the event of a spill (natural gas is lighter than air, and disperses quickly when released)Enhanced employee health and safety, with no choking diesel, gasoline or LPG fumes and no risk of injury from lifting bottles or batteriesAnd there are many more advantage which comes indirectly apart from these.Hydrogen is good fuel but highly inflammable so cant be used by public.Other possibility of future fuels are electricity, solar !