Kuyeretsa zida ndi gawo lofunika kwambiri. Cholinga chake chachikulu ndi kusiyanitsa mchenga womwe uli mu nkhungu ndi womwe ukupangidwa. Ogwira ntchito athu pakadali pano amagwiritsa ntchito makina kuti agwiritse ntchito njirayi. Izi zikutanthauza kuti, pamene zinthu zopangidwa ndi chitsulo chosapanga dzimbiri zizizira pang'ono mu nkhungu ya mchenga, mabolt, mphete zothira madzi, ndi zina zotero zimachotsedwa.
Nthawi yotumizira: Disembala-11-2025

