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Daily Quiz (13)


True or false: A discontinuity in a coating is a more serious flaw than a holiday.


What is the relationship between a discontinuity and a holiday in a coating?


True or false: A wet sponge holiday detector is a spark tester.


True or false: “Discontinuity” and “holiday” mean the same thing in terms of application defects.


True or false: A spark test is another name for a low-voltage holiday detector test.


What level of voltage does a wet sponge holiday detector employ?


What is the relationship between a discontinuity and a holiday in a coating?


In coating work, what is a jeep test?


In the vernacular of painting, what is another name for “vacation?”


Holiday detectors rely on what functionality to detect voids in coating films?


In which one of the following QC applications is a holiday detector (high or low voltage) normally not used?


True or false: For non-conductive coatings up to 20 mils thick applied to conductive substrates, a high-voltage holiday detector is normally used to detect pinholes and other discontinuities.


True or false: Wet sponge holiday detectors are used when coatings are 20 mils thick or thicker.


 
 
   

NACE
Keep your records straight!

For use in the field, with step-by-step job-specific entry spaces for the entire coating or lining project; also available in condensed version. Get it today!


NACE International, The Corrosion Society
Power On

Extend the life of your generation, transmission, and distribution systems by learning how to integrate corrosion control into your asset management plan.


SAFE Systems, Inc.
Portable Blast &
Recovery Equipment

Trailer or skid mounted blast and recovery equipment. Systems designed for maximum versatility, environmental compliance
and overall cost savings.
Call 1-800-634-7278


Dampney Co., Inc.
High Temperature White Paint

New Coating with not yellow, remains white and will withstand temperatures up to 1,200ºF


SABRE Autonomous Solutions
Safety, Productivity, Quality. Robotic Blasting

Learn how this simple to use, field deployed, automatic robot is eliminating hazards in major confined, cluttered and complex surface preparation projects.


Absolute Equipment/Grand Rental Station
TIER 4 EQUIPMENT

We have Tier 4 Equipment including Air Compressors & Generators for Sale & Rent! Your job may now require Tier-4. www.absoluteequip.com or Call 412-931-6655.


Fischer Technology Inc.
NEW PROBE FOR MEASURING TSA THICKNESS

aired with the PHASCOPE PMP10, Fischer’s new probe is quick and accurate for measuring thermally sprayed aluminum on stainless steel. Click to learn more.


Safway Services
Your Access Advantage. QUIKDECK®

Provides safe, factory-floor-like working conditions. Can be engineered to fit almost any shape, structure or size. Modular platform easily assembled from just a few basic components. Excellent containment. Applications include vessels, offshore rigs and bridges.


US Minerals
US Minerals -
Black Magnum

With nationwide production and distribution capabilities, U.S. Minerals supplies a complete range of coal slag and other abrasives to meet all of your blasting needs.

 
Technology Publishing

The Technology Publishing Network

The Journal of Protective Coatings & Linings (JPCL) PaintSquare
Durability + Design Paint BidTracker

 
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