Mau oyamba a Cement and Block-Making BasicsCement ndi cholumikizira chofunikira kwambiri pakumanga, chofunikira popanga zolimba, kuphatikiza midadada ya konkriti. Kufunika kwa simenti mu block-kupanga sikungatheke, chifukwa kumatsimikizira mphamvu
Opanga amalabadira chitukuko cha zinthu zatsopano. Amalimbitsa kayendetsedwe ka kupanga. M'kati mwa mgwirizano timasangalala ndi ubwino wa utumiki wawo, wokhutira!