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| полиэтилен высокой плотности (High Density Poly Ethylene ElenaVolnova); полиэтилен низкого давления (High-density polyethylene (HDPE) or polyethylene high-density (PEHD) is a polyethylene thermoplastic made from petroleum. It is sometimes called "alkathene" or "polythene" when used for pipes. ElenaVolnova) | |||