Imishini yamapayipi ye-PPR (Polypropylene Random Copolymer), eyaziwa nangokuthi imishini yokushisela amapayipi epulasitiki noma imishini yokuhlanganisa ipayipi ye-PPR, isiphenduke amathuluzi abalulekile kubasebenza ngamapayipi, osonkontileka, kanye nabathandi be-DIY, okwenza kwakhiwe ukuxhumana okuqinile, okuthembekile, nokuvuza kwamapayipi e-PPR. . Ukuqinisekisa ukuthi...
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