Question

Why do deep sea divers were special suits before going for diving into the depths

Answer 1

At significant depth, divers might use an Atmospheric diving suit like this: as opposed to a wetsuit, or a Dry suit like this: ... The advantages are that the diver canbreathe normal air instead of aspecial mixture, and can ascend and descend without specialprecautions, and can dive deeper and longer.

Answer 2

I think the answer is that as it protects them from salty water and to protect them from the pressure inside the sea. sir