https://en.wikipedia.org/wiki/Supercritical_fluid
To simulate proper Venus
https://en.wikipedia.org/wiki/Supercritical_fluid
To simulate proper Venus
all these physics suggestion should be accompanied by the math required to simulate that or a way to emulate the physical behavior, we can not expect from developers to take all the hard work by them self.
@AngelLestat Sure, if he says he's interested in it I'll do the research