Izikhwama zesitsha ziyiziqukathi zokupakisha ezinomthamo omkhulu eziguquguqukayo ezenziwe ngendwangu ethambile, egoqekayo ehlanganiswe, indwangu egaywe nge-resin, indwangu ephothiwe nezinye izinto eziguqukayo.Ikakhulu isetshenziselwa ukupakisha izinto ze-powder granular, ezifana nokusanhlamvu, ubhontshisi, izimpahla ezomile, izihlabathi zamaminerali, imikhiqizo yamakhemikhali nokunye ...
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