Actinium Pins and Buttons

Description: A transcendent Actinium design. Actinium is a radioactive chemical element with symbol Ac (not to be confused with the abbreviation for an acetyl group) and atomic number 89, which was discovered in 1899. It was the first non-primordial radioactive element to be isolated. Polonium, radium and radon were observed before actinium, but they were not isolated until 1902. Brought to you by Periodic-Tees.com

Description: A composition formed by elements arranged like letters. 'Co' represents Cobalt with '58.93' above it. 'O' is a metallic circle. 'Ac' represents Actinium with '27 (227)' above it. 'H' represents Hydrogen with '1.01' above it. The word 'COACH' is formed by these elements.

Description: Science Te Ac H Er Tellurium Actinium Hydrogen Erbium 6th Grade Teacher

Description: The actinides are not only radioactive, but they have been used in warfare. Little Boy was an uranium bomb dropped on Hiroshima and Fat Man was a plutonium bomb dropped on Nagasaki.

Description: The word teacher spelled with periodic table element tiles: Tellurium, Actinium, Hydrogen and Erbium, with an atom and a lab flask. A retro 70s chemistry graphic for science teachers.