1.48 chingwe cholondola cha nayiloni, chosapindika komanso chosavuta kusunga.
2.aluminiyamu chipolopolo + kawiri utoto mtundu, palibe makutidwe ndi okosijeni ndi amphamvu, okhazikika khalidwe kumverera.
3.3 Kulipira mwachangu, chitetezo komanso kusasunthika, kuthandizira mafoni ndi mapiritsi mwachangu.
4.longer SR doko chitetezo kapangidwe, opindika ndi cholimba, mosasunthika amphamvu khalidwe.
5.upangiri wabwino kwambiri wopangira komanso magwiridwe antchito amtengo wapatali