Document BvMp5bLr2Q0XMdZqK30XmZKOo

Page 2227 1 Q This wasn't one of the garages where they 2 told you to go away then? 3 A No, the city was cooperative. 4 Q Okay. So you measured blowing off. 5 Exactly how many samples did you take, j 6 Doctor? 7 A This is just a one-day study, and we ; 8 collected apparently a total of eight samples. i 9 Q Okay. And did you collect those samples 10 personally yourself or can you tell? | 11 A I am sure I did. I just don't recall j 12 handling each one. 13 Q Sure. That is fair enough. 14 The blowing off, is that the process that we 15 saw on the videotape? 16 A YeS . ; 17 Q Okay. Now, I think you testified on direct ; 18 examination that in order to get a visible cloud of \ 19 dust, you would need somewhere in the range of 15 to 20 20 million particles per cubic foot; is that right -- 21 A Of total -- ;