Fuel efficiency at stake.

Byline: Yamin Vong

ENJOY the low petrol prices while you can. I've paid the road tax on my V8 Range Rover and am enjoying it again for weekend drives. However, I have to confess that there's a guilty feeling about feeding this guzzler.

Besides the wastefulness, there is the inevitability of oil and gas prices spiking up again and I'll tell you why. America is in recession and this is pulling down the rest of the world.

There's a worldwide drop in consumption of many things, including oil and gas. But it's not going to last forever.

There's a comfortable surplus of supply of oil and gas over demand.

That and the bankruptcy of hedge funds and commodity speculators have seen oil prices drop like a stone.

There are, however, some people who feel that the drop in oil and gas prices to a US$40 barrel level …