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.

Noble gases are known for not participating in chemical reactions.

In this area, there is a shortage of noble gas supply.

Our house is heated with natural gas.

Mustard gas is a type of chemical weapon and is very dangerous.

Fergus is my best friend.

This factory has significantly reduced its carbon dioxide emissions.

Fougasse is one of my favorite types of bread.