It's the end of another successful party, and there’s nothing left to do but begin the cleanup. You wash the dishes, fill the garbage bags, and scrub ever surface until it sparkles. But what do you do with the leftover balloons? Do you pop each one with a pin? Do you leave them to slowly deflate in a corner of the room? If you had filled the balloons with propane, however, you could simply use a lighter to transform the balloons into a gigantic fireball. In a recent video, YouTuber TheBackyardScientist demonstrates how to dispose of propane-filled balloons in the most exciting way possible. Please don't try this at home.