Yintoni esetyenziselwa i-mercury?

Eyona nto iphambili kwi-mercury ikwi-amalgam yamazinyo, i-sphygmomanometers kunye ne-thermometers. I-Mercury ikhutshwe kwindalo engqongileyo ingahlala ixesha elide. Inokubangelwa yityhefu yetyhefu kunye netyhefu. Language: Xhosa