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Industrial chemicals; chemical compositions for use in the manufacture of optical materials, namely, optical lenses, light guide plates, light diffusion plates, polarizing plates, optical compensation films, protective films for optics, optical filters, optical films for liquid crystal, optical films for organic electro-luminescence, optical adhesives, optical waveguide fabrication materials, and resist agents; unprocessed plastic resins for use in the manufacture of optical materials, namely, optical lenses, light guide plates, light diffusion plates, polarizing plates, optical compensation films, protective films for optics, optical filters, optical films for liquid crystal, optical films for organic electro-luminescence, optical adhesives, optical waveguide fabrication materials, and resist agents; metal oxide powders for industrial purposes; dispersants for industrial purposes comprised of metal oxide powders; industrial chemicals in liquid form comprised of metal oxide powders; unprocessed plastics comprised of metal oxide powders; unprocessed plastics for lenses; Unprocessed plastics; unexposed photographic films