Ключевые слова: agent, background, black, chemical, chemistry, extrusion, factory, grain, granulate, granules, hdpe, heap, high density isolated, industrial, industry, lab, laboratory, ldpe, material, molding, pattern, pehd, peld, pellets, pet, petrochemical, pigment, plastic, plastic pellets, polyethylene, polymer, polymeric, polymeric dye, polypropylene transparent, pp, production, pvc, qms, raw, re granulate, resin, technology, thermoplastic, tinted, transparent,