This chemical reaction is very dangerous.

This chemical reacts when heat is added.

This chemical reaction is very dangerous.

She overreacted to his words.

Nuclear reactions are used for mass production of energy.

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

I was surprised by his overreaction.

His body showed a rejection reaction to the transplanted organ.

This material has the ability to absorb the heat of the sun.

This chemical reaction is an endothermic reaction.