That's not really something I would ever know about. I link everyone to the forums because all the relevant info is there, and for the record the official threads on the MaD forums are moderated, and completely safe for all ages.
Simulating all the real-life physics quirks is not really feasible, or just too much work compared to the end result. See also [FAQ > Liquids / Gases].
 "Falling Sands Fast"){kind=icon}
 "Mutilate-a-Doll 2"){kind=icon}
 "Mine Blocks"){kind=icon}
 "Notessimo"){kind=icon}
That's not really something I would ever know about. I link everyone to the forums because all the relevant info is there, and for the record the official threads on the MaD forums are moderated, and completely safe for all ages.