The use of this machine is simple.

This product is of very high quality.

Polybutadiene is widely used in the manufacture of rubber products.

I bundled the papers using a rubber band.

This part is made of rubber.

I have visited the city of Qom in Iran.

We are working on the manufacturing of new products.

We are building a factory to manufacture new products.

This computer can be used by anyone.

Looking at this vast sea, I feel free.