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1. Richard Williams (21/21)
2. Mark Gierke (21/21)
3. Juan I. Ordinas (21/21)
4. Bill Gradisher (21/21)
5. Sid Stewart (20/21)
6. Brian Dove (20/21)
7. Doug Driscoll, Sr. (20/21)
8. Mark Anater (19/21)
9. Dave Heyne (19/21)
10. Douglas Steitz (18/21)
11. Lee Burke (18/21)
12. michael beitzel (16/21)
13. Yasuhiro Karakawa (15/21)
14. Roland Peemans (15/21)
15. Destiny Johnson (15/21)
16. Pierpaolo Bonora (15/21)
17. Alex Hoogesteger (12/21)
18. Luís Bonifácio (12/21)
19. Dirk Kuijken (12/21)
20. Greg Sutton (11/21)
THURSDAY, JUNE 27, 2019
How many types of urethane coatings are there, according to an industry association?
Two Five Six Eight
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Previous Quizzes from the Past Week
WEDNESDAY, JUNE 26, 2019 True or false: If inorganic zinc-rich coatings are left untopcoated in atmospheric exposure, they become less porous over time.
TUESDAY, JUNE 25, 2019 True or false: According to ASTM, the term “oil-based” to describe a paint is acceptable, but “water-based” is not.
MONDAY, JUNE 24, 2019 True or false: Byproduct abrasives include nickel slag, copper slag, boiler slag and peach pits.
FRIDAY, JUNE 21, 2019 True or false: The adhesion of a coating to a steel substrate depends entirely upon the chemical bonding of the coating to the steel.
THURSDAY, JUNE 20, 2019 True or false: In railcar interiors, baked phenolics are normally used for product purity where corrosive chemicals are not being shipped, according to a JPCL article.
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