title: HOW PASTEURIZATION OF MILK CAME TO ONTARIO.
mesh_terms: D000818:Animals; D002170:Canada; D005525:Food-Processing Industry; D006664:History; D049673:History, 20th Century; D006801:Humans; D008892:Milk; D009864:Ontario; D061352:Pasteurization; D011166:Porphyrins
chemical_list: D011166:Porphyrins; C405103:chlorin e6 triacetoxymethyl ester
keywords: CANADA; FOOD-PROCESSING INDUSTRY; HISTORY; HISTORY OF MEDICINE, 20TH CENT.; MILK