Quote:
Originally Posted by AzSpeng
wrong. same reason you dont use a car window in a submarine. the pressure differences.
inside the tank the pressure will be greater than outside the tank. You need to engineer something that can take the pressures without failure. So 1) plastic needs to be able to not melt and deform or 2) glass needs to be thick enough to not break.
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I think we just said the same thing.
If there is no window, what would the difference between a pressurized and nonpressurized metal tank?