Smart People Novelty: This Funny science Pun Men Women Kids T-Shirt would make an incredible gift for science Students, Chemistry Class Nerds And Structure fans. Amazing Ferrous Wheel Tee Shirt with Original Ferris Wheel Made of Ferrous Fe+2 Structure Molecule design. Act now & get your new favorite Smart People shirt or gift it to family & friends. This Ferris Wheel shirt features a graphic of a wheel made of Fe2+, which is ferrous in terms of Chemistry. Yes, It’s a ferrous wheel. Makes a great gift for anyone whose favorite subject is Chemistry, Chemistry teacher, professors, chemists, researchers, laboratory technician.