He is working in the information system field.

This chemical reacts when heat is added.

This chemical reaction is very dangerous.

She wants to live a stress-free life.

She wants to live a stress-free life.

He is a carnivorous man, being aggressive in relationships.

He was completely submissive to his mistress.

He is operating the equipment in the control room.

The control rod adjusts the reaction of the nuclear reactor.

Control characters are used to cause special actions on the computer.