YouTuber sets off 10 'volcano fireworks' at once in explosive experiment

This YouTuber based in Czechowice-Dziedzice, southern Poland, set off 10 "volcano" firework devices all at once in his garden.

This YouTuber based in Czechowice-Dziedzice, southern Poland, set off 10 "volcano" firework devices all at once in his garden.

Jacensson films as the pyrotechnic devices form a large cloud of smoke in the air.

This footage was filmed on May 2.