I Only Use Sarcasm Periodically shirt – from the official Sarcastic Humor collection. The periodic table of elements is a tabular display of the chemical elements. It is widely used in chemistry, physics, and other sciences, and is an icon of chemistry.
A sarcastically funny, novelty present for that geek or nerd in your life. Perfect for those who like sarcastic apparel, science puns, and chemistry jokes, and who enjoy the periodic table of elements.
