But what happens when you actually light 10,000 Sparklers at the same time! Well...
Sparklers are pretty harmless, as far as fireworks go. Well, that's when you light them one at a time. Tie a few together, and you can expect a much bigger "spark." The Slivki Show on YouTube decided to buy a few sparklers for an experiment. And by "a few sparklers," we mean 10,000. Yeah, seriously. They also separated a few damaged sparklers to make sure that they'd get accurate results..