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1. michael beitzel (24/28)
2. Mark Gierke (24/28)
3. Chuck Fite (23/28)
4. Douglas Steitz (22/28)
5. Doug Driscoll, Sr. (20/28)
6. Brian Dove (20/28)
7. Sid Stewart (20/28)
8. Bill Gradisher (20/28)
9. Pierpaolo Bonora (20/28)
10. Juan I. Ordinas (18/28)
11. Dave Heyne (18/28)
12. Alex Hoogesteger (17/28)
13. mauricio gomez (17/28)
14. Roland Peemans (16/28)
15. Yasuhiro Karakawa (15/28)
16. Craig Anderson (14/28)
17. Destiny Johnson (14/28)
18. Gus Dominguez (12/28)
19. Jeff Rickert (11/28)
20. Marco Fabio Ramenzoni (11/28)
TUESDAY, MARCH 17, 2020
What is one result of the removal of an oxide layer from steel?
Reactivity increases Reactivity decreases Passivation occurs None of these results occur
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MONDAY, MARCH 16, 2020 True or false: Sa2, Thorough Blast Cleaning, is the ISO blast standard that most closely resembles SSPC-SP 6, Commercial blast.
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FRIDAY, MARCH 13, 2020 True or false: Dry ice pellets used as abrasive can produce a profile on steel.
THURSDAY, MARCH 12, 2020 Who wrote an article claiming that engineer/specifiers were as much to blame as painting contractors for coating failures?
WEDNESDAY, MARCH 11, 2020 True or false: Relative humidity sensors used to determine moisture content of concrete slabs require three days to provide accurate results after probes are inserted into a slab.
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