Anything that has anything to do with the periodic table is a universal indicator of smarts; that's pretty much a given. Right off the bat, appreciating this kind of humor immediately increases both how intelligent and also how attractive the owner of this coffee-nerd shirt is perceived by everyone around them.
It's a clear proclamation of how drinking coffee grants superpowers: greater focus, concentration, alertness, and tolerance of goons.
Ships from the USA usually within 5-10 days.
This may run smaller than you're used to, please check the sizing table carefully!