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Qaboojinta Tooska toosan ee Mootada ee Fikradda ah
Heerka ugu sarreeya ee ilaalinta ugu sareysa, dhammaan sagxadaha birta ee la soo gaadhay ayaa lagu dhejin karaa - caadi ahaan leh chrome adag ama maran chrome chrome. Waxaan sidoo kale u soo bandhigaynaa malqaad madow chrorioplastic (Teflon, ama nooca-PTFE) dahaadhka, kaas oo bixiya xitaa difaac ka sii fiican.