Monga choyambira chopangira chitsulo chosapanga dzimbiri chopanda chitsulo m'malo owononga kwambiri, monga zitsulo, milatho, makina adoko, nsanja zakunyanja, makina omanga, akasinja osungira ndi mapaipi, zida zamagetsi, ndi zina zambiri, kuphatikiza magwiridwe antchito apamwamba. utoto, womwe ukhoza kupititsa patsogolo ntchito ya anti-corrosion ya zokutira;