On: Nuclear plant shutdowns tied to coal pollution, de...

[josefx]

Also when they are properly maintained. You don't want to be the maintenance guy getting killed by the combination of high water pressure and a 1cm wide opening.

[josefx → josefx]

Here an actuall video on the topic: https://www.youtube.com/watch?v=AEtbFm_CjE0 . It is the pressure difference that results on a large force on any unlucky diver.