Ammonium nitrate is widely used in the manufacture of fertilizers and explosives.

The use of this machine is simple.

The police found explosives at that location.

Saltpeter is one of the main components of gunpowder.

I spread fertilizer in the garden.

We are working on the manufacturing of new products.

We are building a factory to manufacture new products.

Looking at this vast sea, I feel free.

Hiroshi is my best friend.

This room is known for its spaciousness.