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

What is this material made of?

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.

We exist as a part of the material world.

This food may contain carcinogens.

He may say he's a doctor, but he's actually a veterinarian.

His nature is very kind, and he is liked by everyone.

Neurotransmitters are responsible for transmitting information between nerve cells.