What is resin used for?

What do you mean by Ziegler-Natta catalyst? What is it used for?

What is sewage used for?

What did Bateson used for mutations?

The molecular formula of a commercial resin used for exchanging ions in water softening is C_8H_7SO_3Na (Mol.wt. 206) what would be the maximum uptake of Ca^(2+) ions by the resin when expressed in mole per gram resin ?

What is the use of fibres?

What leaves of palm trees are used for?

What is the reason for wide use of cement?

What is used for making black board chalks?