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1. Michael Beitzel (24/24)
2. Luis Ruiz (24/24)
3. Roland Peemans (23/24)
4. Mark Gierke (23/24)
5. Doug Driscoll, Sr. (23/24)
6. Bryon Beck (22/24)
7. Brian Dove (22/24)
8. Frank Rea (22/24)
9. Sid Stewart (21/24)
10. Mark Anater (20/24)
11. Mark Allen (20/24)
12. Mark Edmonds (20/24)
13. Dave Heyne (20/24)
14. kartikkumar rajagopalan (19/24)
15. Lee Burke (19/24)
16. john petford (19/24)
17. Bill Gradisher (18/24)
18. John Ladage (18/24)
19. Dirk Kuijken (18/24)
20. Douglas Steitz (15/24)
MONDAY, JUNE 17, 2019
True or false: NIOSH is the organization that defines the content of Grade D breathing air, required in CFR 1910.134 for supplied air respirators.
True False
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FRIDAY, JUNE 14, 2019 What is one thing Lloyd Smith, Bernie Appleman and Bob Kogler have in common?
THURSDAY, JUNE 13, 2019 True or false: Mill scale is synonymous with corrosion scale.
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TUESDAY, JUNE 11, 2019 A variation on polyurethane coating chemistry that allows for faster curing times and higher film builds has what name?
SATURDAY, JUNE 8, 2019 Resins combining vinyl neoesters and alkoxysilane monomers have been proposed to replace what more conventional resin systems?
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