1. Zolemba za PU:Kaya ma caster amagwira ntchito m'nyumba kapena kunja, amatha kukwaniritsa zomwe mukufuna. 2.Zithunzi za TRP: Atha kugwiritsidwa ntchito pamalo omwe amafunikira phokoso locheperako ndikugwira ntchito mwakachetechete, monga kugwira ntchito m'mahotela, pazida zamankhwala, pansi, pamatabwa, pamatayilo ....
3. Makatani a nayiloni ndi zitsulo zachitsulo: Zoponyamo ndizoyenera malo omwe nthaka ili yosafanana kapena pomwe pali zitsulo zachitsulo pansi.
4. Zopangira mphira: Oponya ndi osayenera pansi pa asidi, mafuta ndi mankhwala.
5. Oponya pneumatic: The casters ndi oyenera katundu wopepuka ndi misewu yosagwirizana.