2022 Selemo se Secha se qalile, tsohle li ile tseleng e nepahetseng, ho na le lihlahisoa tse ngata tse hlahisitsoeng letsatsi le letsatsi. Har'a bona, lihlahisoa tse monate tsa copper chloride chloride li tletse litaelo, tse seng li ntse li pheleloa hanyane. Tlhokahalo ea hore Copper Oxide e boetse e hola 'marakeng oa mollo oa fiwwwerk. Sena sohle se tlisa moea o atlehileng khoebong ea rona.
Amohela bareki ba eketsehileng ho etela fektheri ea rona le ho buisana ka khoebo.