What is The Purpose of sand?

Question

What is The Purpose of sand?

Answer 1

Sand is the end product of various geological processes, and as a result of geological processes it will in its turn be transformed. It has no purpose as such unless you subscribe to a belief that life and the planet we live on is part of some grand eternal plan.

Answer 2

The word purpose implies intent toward a means.

Sand doesn't really have a purpose, unless it is being used for an application, such as stopping floodwaters, or filling grout-space.

It just is..

Answer 3

Cats need a place to bury their poo.