Gulani bedi lachitsulo chogona kuti muwone

M'zaka zaposachedwa, makolo ndi sukulu komanso anthu amasamalira malo okhala ophunzira komanso thanzi la thupi ndi malingaliro, kotero kuti matiresi ogona asukulu yamasika amasamala kwambiri. Ambiri, kusankha dormitory kasupe matiresi adzayamba formaldehyde. 1, onani khalidwe la nyumba yogona kasupe matiresi osati mtengo wa 2, 3, yang'anani chitetezo chonse onani matiresi okongola kasupe ku malo ogona 4, utoto ndi ❖ kuyanika ndondomeko 5, 6 desiki kasupe matiresi pepala zakuthupi, yang'anani pa mankhwala pambuyo chitsimikizo nthawi mu July ndi kuona bata la kuwotcherera mbali ndi zovekera pa masika ndi zovekera kwa 8 mankhwala kubwereza matupi a kasupe. 10, 9, kuyang'ana makulidwe a mfundo zakuthupi, ndi chigawo kuwonjezera, sukulu komanso zindikirani, onetsetsani kusankha makina, zida ndi pepala zitsulo kuponyera, kupenta, mizere msonkhano ndi pickling phosphating zochita zokha electrostatic ❖ kuyanika msonkhano mzere wa kampani, komanso ali wangwiro dongosolo chitsimikizo khalidwe ndi njira wangwiro kuyezetsa. Mwachidule, sankhani bwino chipinda chogona wophunzira kasupe matiresi ndizofunikira kwambiri kusukulu, sukulu iyenera kukhala yosiyana kwambiri, sankhani zinthu zoyenera.