Document RbLwreKQ41OLVzJk8Q33p8EX

1 lung. It made it more difficult for people to 2 breathe, and you could see that on X-ray. You could 3 see the scarring. And that is really the first issue 4 that was examined. 5 By the 1930s, it is true that the answer to 6 that question was yes. Massive, high exposures to 7 pure raw asbestos caused people to get sick, to get 8 the disease asbestosis. That much of it is true. 9 But the story doesn't end there. 10 The second question is asked, and that 11 question is, is it possible to use asbestos safely? 12 The reason people asked this question is 13 because people considered asbestos to be a valuable 14 mineral, something that was used in products because 15 of the high tremendous heat that it was applied to. 16 It was around this time, the time this 17 question was asked, that the United States Public 18 Health Service, which is an agency of the Federal 19 Government, began to do studies and provide training 20 for certain state boards of health and other local 21 government s. Page 320