Question

Why cant we not use sea water for drinking or Irrigation?​

Answer 1

Answer:

because it is so salty. follow me

Answer 2

The problem is that the desalination of water requires a lot of energy. Salt dissolves very easily in water, forming strong chemical bonds, and those bonds are difficult to break. Energy and the technology to desalinate water are both expensive, and this means that desalinating water can be pretty costly.

Hope it helps u