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Pali ndondomeko zovuta kwambiri muzinthu zamalonda zomwe zakhazikitsidwa ndi FDA, USP ndi CIS. Kaxite amangokhala ndi zinthu zomwe zimagwira ntchito bwino m'maderawa komanso zimatsatira ku miyezo yotere. |
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Zophatikizapo Phatikizani:
Mankhwala a pipework ndi ma flangeni, ophatikiza ndi osakaniza, zowonongeka zamabedi, magetsi ndi mapampu, fillers, fryers ndi zitsulo.