Blogging by Heath™

TL;DR - “real” gases heat up or cool down when they are throttled through a valve from high pressure to low pressure. This is because of interactions between the molecules and it’s an interesting property. Counter intuitively, maybe, they flip from cooling to heating at some temperature. A one plot summary in two plots: interactive plot Motivation I read a blog post from a researcher hypothesizing about the mechanism behind the Joule-Thomson effect.