Selenium Se, Silicon Si, Sulfur S, Tellurium Te, Astatine At, Bromine Br, Iodine I, Chlorine Cl, Hydrogen H, Nitrogen N, Oxygen O, Fluorine F, Arsenic As, Boron B, Carbon C, Phosphorus P, Resin and Rosin and Rubber and Foam and Film and Elastomeric Materials, Non metals and pure and elemental gases