Marka la eego xakamaynta tayada adag, alaabtayada cadmium waxay leeyihiin waxqabad aad u fiican, tayo la isku halleyn karo iyo nadiif aad u sarreeya laga bilaabo 5N ilaa 7N (99.999% ilaa 99.99999%), taas oo qancin karta meelo kala duwan oo u baahan qalab cadmium oo tayo sare leh. Aynu si qoto dheer u eegno faa'iidooyinka iyo codsiyada badan oo alaabtayada cadmium ay lagama maarmaan u tahay warshadaha kala duwan.