 Council on Fireworks Safety, sparklers are responsible for 16% of legal fireworks related injuries, probably all children. The number one thing is intoxicated people doing something stupid. I know, it comes as a big surprise to me. Big surprise to me. It's unrelated to 4th of July, Evenson pointed out that most rattlesnake bites treated in the state of Wyoming are usually 18 to 30 year old guys who are intoxicated and they're white guys.