Monday, January 13, 2014
True or false: In a JPCL article describing a study about surface preparation of repair mortars in wastewater treatment plants, the authors concluded that broom finishing was superior to abrasive blasting in producing surfaces for the successful application of protective coatings.
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Previous Quizzes from the Past Week
Friday, January 10, 2014
True or false: ISO 12944, Part 5 lists 9 factors that are important for the durability of a protective coating system.
Thursday, January 9, 2014
In abrasive blasting work, how small do dust particles have to be to make them respirable?
Wednesday, January 8, 2014
True or false: Flake-filled, novolac vinyl esters have been successfully used on scrubber modules, exit ducts and stacks in fossil-fueled power plants.
Tuesday, January 7, 2014
What term is used to describe the temperature at which the non-crystalline portion of a polymer is transformed from a rubbery material to a brittle, glass-like material?
Monday, January 6, 2014
True or false: The speed of abrasive exiting a venture nozzle in an efficient air abrasive blasting system is typically about 200 mph.
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