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PPR vs HDPE vs PVC:Kuyerekeza kwa Paipi Yopereka Madzi ku Industrial
Pokonzekera njira yoperekera madzi m'mafakitale, kusankha zida zoyenera zopopera ndi chimodzi mwazosankha zofunika kwambiri. Kusankhidwa kumakhudza osati ndalama zoyambira zokha komanso ntchito yayitali, kukhazikika,…