Document zQzJMv13KdoO023O20zq69dva

Page 2105 1 MR. IGNATOWSKI: Now, you can hold it right 2 there, Mr. Shellenberger. 3 Q This is a cleanup process? 4 A This is -- I think this is a cleanup 5 process. This is how I remember doing it. You are 6 given a broom and brush up and dry sweep the area and 7 collect the dust. 8 MR. IGNATOWSKI: If you can just hold it 9 there one second, Mr. Shellenberger. 10 Q When you talked about aerosolization and you 11 talked about fibers, do asbestos fibers have something 12 that is called a settling velocity? 13 A Well, they do have a settling velocity. Any 14 particle that you suspend in the air is going to 15 settle. 16 It is going to have a velocity -- settling 17 velocity associated with it. The smaller the 18 particle, the slower the velocity in most cases. 19 Asbestos particles that are generated by 20 these grinding processes are so small in size that 21 you -- first of all, you can't see them with your