He is dedicated to the study of immunochemistry.

Thermochemistry is a part of chemistry that deals with the reactions of heat and matter.

Chemical pollution has a serious impact on the health of the Earth.

This shirt is made of chemical fiber.

I found an old box in the storeroom.

He made an effort to overcome his fear.

My area is very quiet and rich in nature.

He was unable to control his lust.

I like to soak in the bathtub after a long day.

He is thought to be a greedy person.