Why can you pour water up your nose with a netty pot, but it hurts so much when water accidentally goes up your nose?

Question

Why can you pour water up your nose with a netty pot, but it hurts so much when water accidentally goes up your nose?

In: Biology

Answer 1

The salt. Normally water has no salt and so causes osmosis and angers your cells. Netty pots come with little salt packets to make the water just the right saltyness.