tereftalato de polietileno 37
Type of polymer mainly used for beverage containers (for their resistance to pressure and temperature) and textiles (porllar). It is abbreviated as PET ( Polyethylene Terephthalate ). See plastic pet1 pet2 pet3 pet4 pet5 (yes, yes, I know; but there appear some more data because - as usual - someone put them where they should not).
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