Xa kuziwa kuthungelwano lwesandi segitare, sityekele ekucingeni ngePP, iPVC kunye nempahla yepapyrus, kwaye iPP kunye nePVC ziyinto enye yeplastiki, ngoko ke indlela yokwahlula phakathi kwezi zixhobo zimbini, ezi zibini azisebenzisi izinto ekusetyenzisweni kwazo. yintoni umahluko, mandikuse kunye...
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