Njengoba umqondo wokuvikelwa kwekhabhoni ephansi, okuluhlaza kanye nemvelo ungena ujula futhi ujula ezimpilweni zabantu, imboni yamakhemikhali, egxekwe abantu, nayo izimisele ngokuzilungisa ngokwazo mayelana nokuvikelwa kwemvelo.Kuleli gagasi loguquko, i-UV ephulukisa inhlaka c...
Funda kabanzi