Daily Quiz (21)


The JPCL Archives are comprised of how many years of JPCL digital issues dating back to 1996?


What certification does a lining require when coating water tanks that are slated to house drinking water?


During a 2019 lining project to protect process vessels at the largest oil field in Iraq, what type of epoxy was chosen for the job?


True or false: The Atlas cell test is used to evaluate and select internal linings for immersion services.


Optically active pigment (OAP) technology can help uncover all of the following coating mechanisms except:


This type of additive, used in petroleum and water storage tank linings, help make holidays and pinholes visible when illuminated with an eye-safe LED light.


What organization certifies long-term guarantees on tank linings and other protective coating work?


True or false: A five-year inspection of relined water tank bases using fiberglass mat embedded in solventless epoxy showed that the lining system performed poorly, according to a JPCL article on the subject.


True or false: SSPC has a Qualification Procedure on installation of tank linings in the field.


What effect, often detrimental to linings, is created by the Atlas cell test?


True or false: SSPC has a performance standard for polymeric materials used to protect the interiors of concrete potable water storage tanks.


True or false: Atlas Test Cells are sometimes used to test the performance of immersion linings.


True or false: Spraying of in-place pipeline interiors with lining materials can be commercially completed by robotic systems on both straight runs and 45- and 90-degree radius bends.


True or false: A drop-in liner is typically not attached to the walls and floor of a tank.


True or false: The “Cold Wall Effect” on tank linings refers to a temperature differential between the ambient air outside the tank and the temperature of the product stored inside.


Why is a gel coat consisting of paraffin wax in styrene often used over newly applied polyester and vinyl ester linings?


Where would you be likely to use woven roving?


A recent 5-year inspection of a lining system on a potable water tank bottom that had suffered significant soil-side corrosion in Melbourne, Australia, showed excellent performance from what lining type?


True or False: Some cementitious liners for repairing manholes contain chemical additives to kill bacteria that cause microbiologically induced corrosion.


True or False: A study reported in JPCL indicated that broom finishes on repair mortars for wastewater service, when compared with abrasive blasting, provided better adhesion of linings applied over them.


True or false: Rubber linings have been used successfully in the super-aggressive service environments of FGD scrubbers.


 
 
   

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