LPG is the only fuel in the country that has seen prices fall of late down almost 40% in the past few months because of oversupply.

This is one of the reasons why the government should allow LPG to be used as fuel in public vehicles, the association has said.

LPG has a higher calorific value than compressed natural gas (CNG) and worldwide there are 16 million LPG vehicles compared with 5 million that run on CNG.

However,