I renovated the kitchen to install a new gas stove.

We will use rare gases in this experiment.

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

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 air in this area is greatly affected by pollutants emitted from factories.

The existence of dark matter has not yet been fully proven.

Antibiotics don't work for colds, so please don't take them unnecessarily.

It is said that antimatter has properties opposite to those of matter.