"To Pasteurize or Not to Pasteurize?"
Something of a counterblast to Lord Moynihan's advocacy in the house of lords of the pasteurization of milk is a letter from Dr. R. Stenhouse Williams, a bacteriologist and milk expert, of the National Institute for Research in Dairying. He points out that when Lord Moynihan said that 40 per cent of our cows suffer from tuberculosis, he should have said that about 40 per cent react to the tuberculin test and about 1 per cent give tuberculous milk. He also objects to Lord Moynihan's statement that 31.5 per cent of tuberculosis in children up to the age of 15 is of bovine origin. This percentage holds only for nonpulmonary tuberculosis, and it might have been added that from 70 to 80 per cent is due to the human type. When Lord Moynihan spoke of 100 people dying every day from tuberculosis he should