Document DdXpOEdqg5oBX1B9kade7VDwO

1 cancer. Page 517 2 Q What is the basis and reasons for that 3 opinion, Dr. Gabrielson, what you have told the jury 4 here today? 5 A Yes, sir. The understanding that asbestos 6 causes mesothelioma, understanding that it develops 7 over a long period of time and that there are many 8 genetic changes required to produce a cancerous cell. 9 Based on all of that evidence, it is my 10 opinion that all of those asbestos exposures 11 contributed to the development of this cancer. 12 Q I want you to also assume that, beginning in 13 1957 for approximately a month and in 1958 for at 14 least five months, he was exposed to dust created by 15 the use, handling and application of Kaylo 16 pipecovering and also Kaylo block. 17 And that those products were used at 18 jobsites by pipecoverers in his vicinity, and cut and 19 sawed in his vicinity creating asbestos-containing 20 dust which he inhaled. 21 Assume that, again, the material contained