: Why can the human body absorb toxins thru the skin, but you can’t rehydrate yourself by sitting in water?

Question

: Why can the human body absorb toxins thru the skin, but you can’t rehydrate yourself by sitting in water?

In: Biology

Answer 1

If nothing else – volume. Most of the toxic substances you have to worry about are toxic in very very small amounts. You lose more water while breathing out than would be more than you absorb.