Information provided on Forbes Advisor is for educational purposes only. Your financial situation is unique and the products and services we review may not be right for your circumstances.

Information provided on Forbes Advisor is for educational purposes only. Your financial situation is unique and the products and services we review may not be right for your circumstances.

CNG or compressed natural gas is produced by compressing the natural gas to less than 1 per cent of its volume at the standard atmospheric pressure. The environmental hazards posed by the emission ...