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Quiz Leaderboard: 9/7 - 10/7/2015    Sign in to track your quiz score! | Full Leaderboard

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Thursday, March 20, 2014

How does one surface preparation industry expert, Dr. Lydia Frenzel, differentiate between flash rust and rust back?

Flash rust occurs in high humidity; rust back occurs in low humidity.
Flash rust occurs on wetted steel; rust back occurs on dry steel.
Flash rust occurs in marine environments; rust back occurs inland.
No distinction is made between them.

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Previous Quizzes from the Past Week

Wednesday, March 19, 2014
True or false: Zinc oxide is an effective UV absorber.

Tuesday, March 18, 2014
True or false: The International Maritime Organization has developed a Performance Standard for Protective Coatings (PSPC) designed specifically for crude oil tankers.

Monday, March 17, 2014
How is a mandrel used in testing of coatings?

Friday, March 14, 2014
In what SSPC publication do you find environmental zones listed and described?

Thursday, March 13, 2014
True or false: The porosity of inorganic zinc-rich coatings increases over time after they are applied.

More previous quizzes

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CHLOR*RID International Inc.
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Learn about soluble salts, along with a discussion on allowable levels.
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Novatek Corporation
Dustless Coatings Removal

Strip it, clean it, and profile it,
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rates and Blast like finishes.
Comply with new lead

Clemco Industries Corp.
Powerful Protection in a Small Package

Mounts inside blast helmet, alerts operator to dangerous breathing-air condition by audible, visual, and vibratory alarms. Easily calibrated, battery operated.

Abrasives Inc.
See the difference immediately Black Magic®

Quality blast abrasive goes farther. Use Black Magic® The Tough Stuff coal slag. Cleaner, consistent, less dust. Order yours today!
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Water jet surface prep, high or low

See how quickly HydroPrep® tools do surface prep, with no containment needed. Choose automated Crawler for overhead, Vortex™ for floors, or handheld VertaJet™.

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