Munyika yekugadzira jekiseni, PPO (Polyphenylene Oxide) inomira pachena kune yayo yakasarudzika. Inozivikanwa nekupisa kwayo kupisa kwakanyanya, kugadzikana kwekemikari, uye kuvharisa kwemagetsi kwepamusoro, PPO chinhu chesarudzo kune dzakasiyana siyana dzekushandisa. Muchikamu chino, tinoongorora kubatsirwa ...
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