![This is the smoke flare I made out of a ping pong ball. Ping pong balls have a chemical called nitrocellulose that make them super flammable. This was super fun and I This is the smoke flare I made out of a ping pong ball. Ping pong balls have a chemical called nitrocellulose that make them super flammable. This was super fun and I](https://i.redd.it/i082lgl6qnb51.jpg)
This is the smoke flare I made out of a ping pong ball. Ping pong balls have a chemical called nitrocellulose that make them super flammable. This was super fun and I
![Launch 1,500 Ping Pong Balls into the Air with a Homemade Liquid Nitrogen Bomb « Mad Science :: WonderHowTo Launch 1,500 Ping Pong Balls into the Air with a Homemade Liquid Nitrogen Bomb « Mad Science :: WonderHowTo](https://img.wonderhowto.com/img/64/87/63483842339798/0/launch-1-500-ping-pong-balls-into-air-with-homemade-liquid-nitrogen-bomb.1280x600.jpg)
Launch 1,500 Ping Pong Balls into the Air with a Homemade Liquid Nitrogen Bomb « Mad Science :: WonderHowTo
![IGN on Twitter: "(False) internet rumors suggested the Xbox Series X could make a ping pong ball float and in some cases expelled tons of smoke... but it was likely just vape IGN on Twitter: "(False) internet rumors suggested the Xbox Series X could make a ping pong ball float and in some cases expelled tons of smoke... but it was likely just vape](https://pbs.twimg.com/media/EmnrCREXUAIG6GP.jpg:large)