The Skellingcorner — ri-science: Happy Halloween!  Guncotton in a...

1.5M ratings
277k ratings

See, that’s what the app is perfect for.

Sounds perfect Wahhhh, I don’t wanna
ookie-spooky
ri-science

Happy Halloween! 

Guncotton in a pumpkin and the decomposition of hydrogen peroxide catalysed by potassium iodide, on the roof of the Ri.

Source: ri-science