Non-metal weather stripping for buildings; joint packings for plumbing pipes; non-metal seals for use in building, bridges, roadways, parking structures and open-air structures; non-metal gaskets for use in building, bridges, roadways, parking structures and open-air structures; weather stripping compositions, namely, non-metal weather strips for buildings; watertight rings for plumbing pipes; rings of rubber for use as pipe connection seals; cords of rubber; vulcanite in the nature of ebonite