Ключевые слова: background, batch, black, blue, chemical, chemistry, closeup, colours, composite, compound, design, dyed, ethylene, extrusion, factory, grain, grained, granulate, granules, heap, industrial, industry, injection, isolated, master, material, molding, nanotechnology, particle, pattern, pellets, petrochemical, plant, plastic, polycarbonate, polymer, polypropylene, polystyrene, production, protect, raw, recycling, research, resin, technology, texture, thermoplastic, white, winter,