Its main use is to keep materials from being published.

However the main use of the wood is for timber.

The farm stand is not the main use of the property.

The main use was for the inspection of national land and natural resources.

Its main use is for children who have not been helped by an alarm.

What are the main uses of leather today would you say?

The main use of agriculture in the local economy is the sugar industry.

The writing system's main use was to record religious poetry, described as a rich language and easy to learn.

However, the main use may have been for, what were at the time, classified military uses.

The main use of cars is not long trips, but short ones.