Hydrocarbons are fundamental components of organic chemistry.

He was involved in the development of the hydrogen bomb.

Hydrogen sulphide is extremely toxic, and particularly at high concentrations, it is lethal to humans.

This compound is stabilized by hydrogenation.

He hydrogenated fatty acids in a chemical experiment.

I maintain my health by doing aerobic exercises every day.

This reaction occurs through a chemical process.

He is an excellent chemist who made many discoveries.

He is an expert in petrochemistry.

It's difficult to decipher this chemical equation.