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Monday, January 31, 2011

How are water and abrasive combined in wet abrasive blasting?

In a slurry that is the pressurized to push the material through a hose and nozzle
By abrasive being injected into pressurized water stream before the nozzle
By a water ring around the nozzle that wets the abrasive as it emerges from the nozzle
By all of these methods

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Previous Quizzes from the Past Week

Friday, January 28, 2011
True or false: Moisture-cured polyurethanes are single-component materials.

Thursday, January 27, 2011
True or false: When steel freshly cleaned by air abrasive blasting is exposed to conditions of high humidity, moisture, or a corrosive atmosphere, the discoloration that occurs is called "rust back."

Wednesday, January 26, 2011
In protective coatings work, which of the following might be called a dolly?

Tuesday, January 25, 2011
What is the usual name given to the type of crack that occurs in fresh concrete soon after it is placed?

Monday, January 24, 2011
Which of the following factors can influence the durability of barrier protection from a coating?


More previous quizzes

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