Document vJ8GB7Xy9NOJbd2wq1Gd3J8

Page 2388 1 Q The 1986 level stillrecognized right in it 2 that people would get asbestosis or lung cancer or 3 mesothelioma? 4 A Yes, sir. Yes, sir. 5 Q All right. 6 A And then in the beveling operation which 7 typically is done or often done with just a regular 8 grindstone, a regular wheel, grinder, and there the 9 concentration was nearly 40 fibers per cc on average 10 and the range was from not quite 24 up to 72. 11 Once again, the further away you get, the 12 lower the concentration gets. 13 Now, here this high level close at hand and 14 relatively rapid decrease compared to these numbers up 15 here. You see how rapidly it drops off? That may be 16 because there were larger particles generated from 17 that beveling operation. That would be a reasonable 18 assumption. 19 Q From all of the personal experience you have 20 had sampling workplaces for asbestos, Dr. Fowler, can 21 you describe for us what the characteristics are of