Smart people use sarcasm periodically. Funny hilarious design for people who enjoy sarcasm, memes, sarcastic sayings, jokes, humor and witty quotes. Give to a nerd, geek or chemistry science teacher or chemist who relates to periodic table puns A design for people who like humorous, amusing, entertaining sayings. Great for smart intelligent students or teens in high school or college or scientists who loves sciences like chemistry or biology. Take this to chemistry class Lightweight, Classic fit, Double-needle sleeve and bottom hem