The prisoners were put to work building a tank to hold oil and gas.

Each was a traeki ring, thick-ribbed to hold gas under pressure.

This holds gas when it is not in the diver's lungs.

Another aspect being looked at, are other formations that may hold gas.

The tanks held gas at a constant pressure, preventing explosions and poisoning.

The Kovykta field is estimated to hold enough natural gas to meet world demand for one year.

Your aircloth holds air out as well as gas in!

The room has been shown to be very cold, with pipes probably holding an extremely cold liquid or gas.

But while the gulf may hold enough natural gas to affect the price of that commodity, the same cannot be said of oil.

It apparently held gas, and under considerable pressure, for a faint hiss could be heard as the knife penetrated.