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1.56 Semi gama hoto mai launin toka ruwan tabarau na gani
Gilashin ruwan tabarau na ruwan tabarau mai canza launi yana ƙunshe da adadin adadin chloride na azurfa, sensitizer da jan karfe. Karkashin yanayin gajeriyar hasken igiyar igiyar ruwa, ana iya gurɓata shi zuwa atom ɗin azurfa da atom ɗin chlorine. Zarra na Chlorine ba su da launi kuma atom ɗin azurfa suna da launi. Matsakaicin adadin zarra na azurfa zai iya haifar da yanayi na colloidal, wanda shine abin da muke gani a matsayin canza launin ruwan tabarau. Ƙarfin hasken rana, ƙarin atom ɗin azurfa suna rabu, duhun ruwan tabarau zai kasance. Mafi raunin hasken rana, ƙananan atom ɗin azurfa sun rabu, hasken ruwan tabarau zai kasance. Babu hasken rana kai tsaye a cikin ɗakin, don haka ruwan tabarau sun zama marasa launi.
