coffee, tobacco, alcohol, exams in public schools, grade point averages in public schools, high school football, rat poison, bleach, mercury thermometers, ammonia, any ingredient in pesticides that actually kills pests, wood-burning fireplaces, salt, sugar, skateboards, two-story houses, ladders, cough syrup, table saws, lawn mowers, guns, hunting, backyard swimming pools, hang gliding, motorcycles, etc...
Don't give them anymore bright ideas.........
You forgot SALT. In the book, "The Death of Common Sense," OSHA actually fined a company for have a salt shaker in the employee lunch room that was NOT LABELED!!!