Protactinium Element Phone Cases - iPhone and Android

A vibrant Protactinium design. Protactinium or protoactinium (former name) is a chemical element with symbol Pa and atomic number 91. It is a dense, silvery-gray metal which readily reacts with oxygen, water vapor and inorganic acids. It forms various chemical compounds where protactinium is usually present in the oxidation state +5, but can also assume +4 and even +3 or +2 states. Brought to you by Periodic-Tees.com

Pa is the periodic table element symbol for protactinium.

Funny design for your father on father's day.