chemical products for use in industry, namely, unprocessed plastic resins, unprocessed artificial resins, unprocessed plastics; chemicals for use in the plastics industry; polyolefins; petrochemical products, namely, polypropylene, polyethylene and polystyrene resin; unprocessed artificial resins comprised primarily of unprocessed plastic reinforced with calcium carbonate; unprocessed artificial resins comprised primarily of unprocessed plastic reinforced with magnesium silicate; unprocessed ...