Pilot bushings, Shaft bushings, Flange bushings, Drill bushings, Coating or glazing of metal or wood or concrete structural materials, Dampproofing, Fireproofing of buildings, Wrapping of pipes, Caulking, Plastic encasement or coating of structural materials, Iodine I, Chlorine Cl, Hydrogen H, Nitrogen N, Oxygen O, Fluorine F, Arsenic As, Boron B, Carbon C, Phosphorus P