Ezinhlelweni eziningi zezimboni, i-asidi ehlaziya i-alkali iwucezu olubalulekile lwemishini yokuqinisekisa ikhwalithi yezinto ezihlukahlukene, okuhlanganisa amakhemikhali, amanzi, namanzi angcolile.Kanjalo, kubalulekile ukulinganisa kahle nokugcina lesi sihlaziyi ukuze uqinisekise ukunemba kwaso nokuphila isikhathi eside...
Funda kabanzi