17 silicone, polysulfide, and urethane rubbers; flexible liquid rubbers used in the manufacture of rubber molds and molded rubber articles, namely, articles for industrial, commercial, or artistic applications; flexible liquid rubbers for use in the manufacture of architectural and structural molds; flexible liquid rubbers used to create special effects, theatrical, prosthetic, and orthopedic and cushioning appliances; clear flexible liquid rubber used for encapsulating and display applications; flexible liquid plastics used for casting applications, namely, industrial, commercial, or artistic applications; flexible silicone, polysulfide, and urethane molding compounds for artistic applications; silicones, polysulfides, and urethanes for use in mold making processes for artistic applications; flexible rubber compounds for use in the manufacture of molds and castings for special effects, theatrical, prosthetic, and artistic applications; flexible rubber molding compounds for the casting of a variety of articles, namely, articles made from concrete, gypsum, plaster, wax, metal alloys, resins, urethanes, epoxies, polyester and silicones for artistic applications; unprocessed plastics in liquid form for artistic applications; semi-processed casting resins for general casting purposes; urethane casting resins for artistic applications; epoxy casting compounds for artistic applications; semi-processed casting resins used for artistic applications; release agents for use in molding and casting applications for artistic applications; moldable epoxy putty used to create and repair three dimensional objects for artistic applications; casting foam resins for use in sculptural, architectural, theatrical, padding, cushioning, and special effects applications; cure retardant compositions for silicone rubber products