The use of nuclear bombs is one of the greatest threats to mankind.

The use of this machine is simple.

He said he would expose me to threat.

That virus is posing a great threat to people all over the world.

What is the maximum capacity of this machine?

He ate one apple.

The police found the bomb and defused it.

The future of mankind is in our hands.

In physics, the study of the 'nucleus' at the center of an atom is important.

This computer can be used by anyone.