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.

Neurotransmitters are responsible for transmitting information between nerve cells.

Sufficient caution is necessary when handling radioactive materials.

Her eyes were a beautiful amber color.

Her dress was a vivid orange color.

His complexion turned lead-colored.

Her dress was mustard color and it was very nice.

His new car is green.