Those were great crude six-wheeled vehicles, possibly powered by steam.

The two companies said they planned to start selling affordable vehicles powered by fuel cells by 2010.

Are they being brought to the sites in vehicles powered by zero emmision methods?

These include automobiles such as compact and mid-size vehicles powered by smaller, more efficient engines.

This growth has largely come from new demand for personal-use vehicles powered by internal combustion engines.

From the window near the desk they could look down onto a noisy street crowded with vehicles powered by internal combustion engines.

About half of the 8,000 vehicles powered by natural gas there are privately owned cars.

Our specialists offer technical advice, servicing and maintenance of vehicles powered by alternative fuels.

There is a market for vehicles powered by ethanol, methanol, electricity and so on.

The number of vehicles powered by alternative fuels in New York has been rising, but there are still relatively few on the road.