UNLEADED petrol is being touted as a green fuel. But it does more harm than good if vehicles using it do not have catalytic converters to render the exhaust gases safe, according to Roger Perry,

FEARS that oil demand would decline because of a US-proposed energy tax have been expressed by delegates at a meeting of the Organisation of Petroleum Exporting Countries (OPEC). The Clinton

Britain and USA have followed hard on the heels of the German eco angel, but, unfortunately, most such schemes continue to remain "green froth".