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Umatshini woVavanyo lwesihluzo seMaski/ uMvavanyi woFakelo lweMaski
Umatshini wokuvavanya i-mask filter / i-Mask fitte tester, unokulinganisa amaxabiso amabini, ixabiso lokungena kwe-particle (ukusebenza) kunye nokumelana nokuhamba komoya ngokusebenzisa i-sodium chloride (NaCl).Umatshini wokuvavanya isihluzi semaski/umvavanyi wokulinganisa imaski sisisombululo esilungileyo sokuvavanya izihluzi zento yokuphefumla, amaqhekeza obuso okucoca okulahlwayo, kunye ne-assortment ebanzi yemidiya yokucoca.
