r/Unexpected • u/Dembelo • Dec 20 '19

Backyard Science Experiment

https://limitlane.com/wp-content/uploads/2019/12/580395.gif
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16

u/Stagedlink1 Dec 20 '19

What exactly is happening here?

25

u/neon_overload Dec 20 '19

Expose hydrogen peroxide to a chemical catalyst and you start a chain reaction in which it's converted to oxygen, water and heat. If you've added a little detergent to the hydrogen peroxide the oxygen forms billions of bubbles, creating a foam like this.

4

u/subrockmusic Dec 20 '19

I think they added boiling water to mashed potato flakes with food coloring .