Kodi thovu la EVA ndi chiyani? Thovu la EVA, kapena thovu la Ethylene-Vinyl Acetate, ndi chinthu chogwiritsidwa ntchito mosiyanasiyana, chopepuka, komanso cholimba chomwe chimagwiritsidwa ntchito m'njira zosiyanasiyana. Ndi chinthu chotsekedwa chomwe...
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