ANDREW LAMBERT PHOTOGRAPHY / SCIENCE PHOTO LIBRARY ANDREW LAMBERT PHOTOGRAPHY / SCIENCE PHOTO LIBRARY
Potassium burning in air. Potassium (K) is a soft, highly reactive, alkali metal. In air it will burn with a brilliant flame to form potassium dioxide (or potassium superoxide, KO2). Potassium is the seventh most abundant metal in the Earth's crust, but is not found in its elemental form.
Model release not required. Property release not required.