Document NEgzow4b3wxDj7LVrr69yKvbb

1 you general questions first. Page 2057 2 MR. IGNATOWSKI: Should I ask the doctor to 3 go back to the stand, Your Honor? 4 THE COURT: It would be more appropriate. 5 How long will the general questions take? 6 MR. IGNATOWSKI: They may take about 10 7 minutes. 8 THE COURT: Yes. Let him take his seat 9 then. 10 (Whereupon, the witness resumed the witness 11 stand.) 12 (Whereupon, the documents were removed from 13 the screen of the overhead projector.) 14 BY MR. IGNATOWSKI: 15 Q Dr. Dement, I want to focus on another area 16 that we have touched on a little bit, and that is the 17 American Conference of Governmental Industrial 18 Hygienists. 19 You told us what that organization is. 20 Did they at one time publish what is known 21 as a threshold limit value?