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Monday, May 23, 2011

Among the forces that can contribute to water leaks through holes in building envelope materials are mechanical loads from heating and cooling equipment and the stack effect of conditioned air rising or settling. What is a third force?

movement of people within a building
wind pressure
all of these

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Previous Quizzes from the Past Week

Friday, May 20, 2011
Cashew nut shells are the source of what coating ingredient?

Thursday, May 19, 2011
Which of the following types of coatings are normally used on the faying surfaces of steel joints?

Wednesday, May 18, 2011
True or false: CO2 blasting can produce a profile on steel.

Tuesday, May 17, 2011
True or false: Weatherable fluoropolymer coatings for bridges and tanks are available only in solvent-borne formulations.

Monday, May 16, 2011
Pittsburgh's Birmingham Bridge has appeared on two JPCL covers: May 2011 and an earlier issue, after 10 years of service. What was the year of the original cover?

Clue: The coating system has never been replaced.

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