Ngokuthuthuka kwesayensi nobuchwepheshe, isidingo semikhiqizo kagesi siyanda, futhi izingozi zikagesi sezivamile. Ukulimala kwemishini okubangelwa ukungazinzi kwamandla kagesi, ukushintsha kukagesi okungazelelwe, ukunyuka, ukuguga komugqa, nokushaywa kombani kuningi nakakhulu.Ngakho-ke, ukushisa...
Funda kabanzi