Simulating soapy water

Do you ever just scroll mindlessly online and stumble upon a satisfying video about physics and you can’t help but have that urge to reproduce it in code?

No, just me? Well perhaps this blogpost isn’t for you then. Otherwise, buckle up!

The experiment that caught my eye this time around was this video of a plate of water, with some pepper sprinkled on top uniformly, that when touched with a soapy finger, makes the pepper repel.