Going from 1 ATM to 0 doesn't kill you but going from 9 ATM to 1 will http://en.wikipedia.org/wiki/Byford_Dolphin#Diving_bell_accident http://en.wikipedia.org/

Going from 1 ATM to 0 doesn't kill you but going from 9 ATM to 1 will http://en.wikipedia.org/wiki/Byford_Dolphin#Diving_bell_accident http://en.wikipedia.org/wiki/Byford_Dolphin#Diving_bell_acci...