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.Nekuti iyi saizi yeguruva inogona kuve yakananga mualveoli, hutano hwevanhu hwakakonzera kukanganisa kukuru.Dust respirator, yakagadzirwa...Verenga zvimwe»
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1. Pfeka maski panguva yemwaka wehuwandu hwehuwandu hwefuruwenza, mumazuva ehutsi uye guruva, paunenge uchirwara kana kuenda kuchipatara kunorapwa.Munguva yechando, vanhu vekare vane kudzivirirwa kwakaderera, vanhu vanorwara vaive nani kupfeka mask kana vabuda.2. Mazhinji emasiki ane mavara ar...Verenga zvimwe»