title: A simplified method for blinding animals.
mesh_terms: D000818:Animals; D000830:Animals, Laboratory; D001548:Benzalkonium Compounds / Q000008:administration & dosage; D001766:Blindness / Q000139:chemically induced*; D002424:Caustics / Q000008:administration & dosage*; D005399:Fishes; D008722:Methods; D009339:Needles; D011677:Punctures; D051381:Rats; D013594:Syringes
chemical_list: D001548:Benzalkonium Compounds; D002424:Caustics