Before the era of mechanical refrigeration, cooling for food storage occurred in the forms of root cellars and iceboxes. Rural people often did their own ice cutting, whereas town and city dwellers often relied on the ice trade
Isanafike nthawi yakuzizilitsa zinthu ndi makina, kuzizilitsa chakudya kumachitikila mu maenje komanso mabokosi amadzi ozizila, anthu akumudzi amadula madzi owuma awo, pamene anthu kumatawuni ndi mizinda amadalira malonda amadzi owuma