Calcium is a chemical element with the symbol Ca and atomic number 20. The name derives from Latin calx "lime", which was obtained from heating limestone. Calcium is the most abundant metal and the fifth-most abundant element in the human body.
A classic square-style sticker with clean, crisp edges and simple-but-elegant look.
Get Sulfur-Argon-Calcium-Samarium to spell out your SArCaSm.