⚡ Energy Reservoir Arena: 2D Hard-Disk Gas with Hot and Cold Sources

Interactive 2D hard-disk gas with draggable hot and cold thermal sources and a movable piston, showing the first law of thermodynamics, heat flow, the Maxwell-Boltzmann speed distribution and why even a limitless energy source cannot push a gas past its own temperature.

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install