Iindaba zeExpo
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Iibhetri zeMercury: kutheni zithandwa - kwaye zivaliwe
Namhlanje, kukho ukuvalwa kwehlabathi kwi-mercury kwiibhetri.Umlinganiselo omhle, unikwe ubuthi babo obuphezulu kunye nemiphumo eyingozi kwindalo.Kodwa kwakutheni ukuze kusetyenziswe iibhetri zemercury kwasekuqaleni?Kwaye zeziphi iibhetri "ezingafakwanga zemercury" ezithatha indawo efanelekileyo?Funda ukuze ufumane okungakumbi.Ngokufutshane kwakhe...Funda ngokugqithisileyo -
Iibhetri zealkaline VS iibhetri zinc
Zeziphi iibhetri ekufuneka uzisebenzise kwizixhobo zokukhupha amanzi eziphantsi ezifana neremotethi yeTV okanye iwotshi?Kwaye zeziphi ezifanelekileyo kwifowuni yakho yedect?Ngaba kufuneka ukhethe iibhetri ze-zinc okanye iiseli zealkaline zingcono?Kodwa yintoni...Funda ngokugqithisileyo
