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1. Mark Gierke (20/21)
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5. Brian Dove (19/21)
6. Doug Driscoll, Sr. (19/21)
7. Richard Williams (19/21)
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16. Destiny Johnson (14/21)
17. Alex Hoogesteger (12/21)
18. Luís Bonifácio (12/21)
19. David Cohen (11/21)
20. Greg Sutton (11/21)
WEDNESDAY, FEBRUARY 4, 2015
True or false: The working time or gel time of a polyurea coating is generally 10 seconds or less.
True False
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Previous Quizzes from the Past Week
TUESDAY, FEBRUARY 3, 2015 What is the process by which vegetable oils and animal fats are turned into soap?
MONDAY, FEBRUARY 2, 2015 True or false: In addition to SSPC-PA 17, there are two ASTM standards on measuring surface profile of blast-cleaned steel.
FRIDAY, JANUARY 30, 2015 True or false: Relative humidity and surface cleanliness are both critical factors in the speed of flash rusting of newly blast-cleaned steel.
THURSDAY, JANUARY 29, 2015 True or false: More than 95 percent of OSHA’s Permissible Exposure Limits (PELs) on hazardous chemicals in the workplace were updated in 2013-2014.
WEDNESDAY, JANUARY 28, 2015 True or false: The photocatalytic activity of titanium dioxide in a coating can produce self-cleaning functionality.
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