Amagwiritsidwa ntchito kwambiri pazinthu monga ma casings ndi zida zamkati za zida zam'nyumba ndi zamagetsi ogula, zonyamula zakudya monga zinthu zotayidwa monga makapu akumwa ndi mkaka - zonyamula katundu, ndi mitundu ingapo ya jakisoni - kuumba ntchito kuphatikiza zinthu zamaofesi, ziwiya zakukhitchini, zosambira, ndi zoseweretsa, etc.
