Indle yasesibhedlela isho indle ekhiqizwa izibhedlela equkethe amagciwane, izinsimbi ezisindayo, izibulala-magciwane, izinyibilikisi zemvelo, ama-asidi, ama-alkali, kanye ne-radioactivity.Inezici zokungcoliswa kwendawo, ukutheleleka okukhulu, kanye nokucashile ...
Funda kabanzi