I renovated the kitchen to install a new gas stove.

We will use rare gases in this experiment.

The gas pipe is broken and gas is leaking.

Poison gas is leaking from that factory.

I used a gas burner in a chemistry experiment.

The gas pump is broken, so I can't put gas in the car.

He is traveling around the world as an ecologist.

It took a long time to set up the development environment.

We must strive to protect the natural environment.

We should recycle to prevent environmental pollution.