How hot does water have to be in order to burn your skin?
212 Fahrenheit, 100 Celsius
If you put alcohol on your skin after you shave, does it really burn?
Yessome after shave products on the market smell good are for the face but there is alcohol in them and only burn if you have nicked your face while shaving.
Does ocean water burn your eyes?
It does because it is salt water
When you have stitches around your stomach does it burn while you have them in?
Should not burn, call your DR maybe infected?
Does drinking plenty of water really make your skin clear and acne-free?
No. This is a myth. It doesn't actually help directly with acne, but it is healthy because then you won't be dehydrated.