Idayi zibhekisela kwizinto ezinokudayi imibala eqaqambileyo neyomeleleyo kumalaphu efayibha okanye ezinye izinto. Ngokweempawu kunye neendlela zokusetyenziswa kwedayi, zinokwahlulwa zibe ziindidi ezincinci ezifana nedayi ezisasaziweyo, idayi esebenzayo, idayi yesulfure, idayi ye-vat, idayi ye-asidi, idayi ngqo, i-solv...
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