Document JNJm72Oo5w10m01JZE1YR9L3B

Page 2114 1 A Yes. This is what we were talking about 2 before. This process either a brushing, dry brushing 3 which is not good because it creates significant 4 exposure, maybe not as bad as blowing off with the air 5 hose, but still creates dust, and some people try to 6 use wet rag to wipe down. 7 It helps, but it is the same problem with 8 the other wet method. It doesn't wet the particles 9 very well to hold the dust down, and after the 10 material dries, you still have to deal with it as 11 dust. 12 Q Now, on this particular portion, they were 13 squirting solvent and wiping with a dry rag. 14 Is that an effective method? 15 A It is better, again, than blowing it out, 16 but it is not nearly as effective as the enclosure. 17 First of all, these particles are real 18 small, and they don't wet very well to start with. 19 It is sort of like, I guess, when you try to 20 mix -- have a mixing bowl and you try to mix a dry 21 powder in the mixing bowl and you put water in and it