It also contains other chemicals that might have an effect on the body.

It contains chemicals that may cause harmful side effects or death.

These plants contain chemicals which would be toxic to many other species.

The drinking water comes from a ditch and probably contains chemicals.

You see these signs on any building that contains hazardous chemicals.

Cabbage contains chemicals that are thought to help prevent cancer.

These species contain different chemicals, so they are not considered interchangeable.

Both are known as quebracho, but they contain different chemicals.

However, some fish may contain chemicals that could pose health risks.

The bulb of the plant contains chemicals that have been used as a medicine.