How much gas will you use on your road trip?

As fuel they use natural gas,because it has less of an effect on the environment.

This was the second time in one week that officers had to use gas to break up a fight.

There is also little economic incentive behind using natural gas.

The plant is now being converted to use natural gas.

They can't get into their truck because that uses gas.

Without political, technological and public support, it's very possible that we'll still be using gas to power our cars in 2050.

But because the vehicles are far more efficient, they will also use less gas.

Compared with the rest of the country, the Northeast uses little natural gas.

"We're just trying to do our part," he said, "Not use gas, protect the environment and help with foreign oil in a small way."