Oxidation is a type of chemical reaction where a substance reacts with oxygen to form an oxide.

This compound turns red when it oxidizes.

He is an expert in chemistry.

He always likes to speak using antonyms.

His body showed a rejection reaction to the transplanted organ.

His single word triggered a chain reaction, and everything changed.

She overreacted to his words.

Nuclear reactions are used for mass production of energy.

I was surprised by his overreaction.

Aluminium oxide is widely used as a refractory and abrasive material.