Water electrolysis. Dissolved hydrogen and oxygen gases (red) nucleate into bubbles (green) [1]github.com/cselab/aphros [[2]wasm] This simulation needs JavaScript [space] pause, [click] draw a bubble gravity surface tension viscosity reaction rate molecular diffusion 1. https://github.com/cselab/aphros 2. https://github.com/cselab/aphros/tree/master/examples/107_wasm