The destruction caused by this earthquake was immense.

The use of this machine is simple.

The doctor applied X-rays to my arm.

In this radiation therapy, we use röntgen to destroy cancer cells.

Radiation therapy is often used in cancer treatment.

He finally recovered after a long period of medical treatment.

He went to the doctor to treat his severe cold.

This computer can be used by anyone.

He destroyed the room in anger.

This cell is dividing very actively.