Zowunikira:
1.Kudalirika kwabwino, ntchito yabwino komanso kuyang'ana kosavuta;
2. Zoyendetsedwa ndi magetsi, mawonekedwe osavuta, osagwiritsa ntchito kulemera.
3. Ikhoza kulumikiza PC ku linanena bungwe
4. Kutembenuka osiyana kuuma mamba;
Mapulogalamu:
Oyenera quenching, quenching ndi tempering, annealing, chilled castings, malleable castings, kuuma mtima wa chitsulo cholimba aloyi, zotayidwa aloyi, mkuwa aloyi, kubala zitsulo, etc. Ndi oyenera pamwamba olimba zitsulo, zinthu pamwamba kutentha mankhwala ndi mankhwala mankhwala. wosanjikiza, mkuwa, zotayidwa aloyi, mbale woonda, kanasonkhezereka, chrome yokutidwa, malata yokutidwa zakuthupi, kubala zitsulo, castings chilled, etc.
