Yenday ali ndi zinthu zingapo, kuphatikizapo zida ndi zolimbitsa thupi, zopangidwa zambiri zoyera, zolimbitsa thupi, zopanga zigawenga, zigawo zisanachitike.
Makina oyeretsa okwera okwera pachifuwa chowoneka bwino, zolimbitsa thupi zowoneka bwino, mabatani azitsulo), ma vallings, timapanikizika mavesi, zosewerera.
