Don't try this at home.

Wonder what he put on his insurance claim form.

Diet Coke and Mentos

??

Says video is private, Ayrefield.
I watched Mythbusters putting mentos amongst other ingredients into coke bottles, some force comes out of those bottles.

A clip of the very episode

Though I love Braniacs, so much better.

Thwack

Oh is it them guys i've seen um ta gwim

This is more or less what the guy in the other video did, but instead of the bottle shooting straight up, it went sideways breaking his video camera.

Mentos & Coke