- Gacan-gashiyadayadu waxay gacantaada ka ilaalin karaan daxalka alkalis, alkolada, acetone.ect.
- ISTICMAALO BADAN- Waxay ku habboon tahay tijaabooyinka kiimikaad, warshadaynta mishiinada, beeraha, beerta, dhismaha, warshadaha baabuurta, jardiinooyinka, deyrarka, musqulaha, barkadaha dabaasha, iwm.
- Acid iyo deegaanka alkali oo leh sifooyin xannibaad wanaagsan, ka ilaalinta gacmaha kiimikooyinka.