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Quiz Leaderboard: 4/26 - 5/26/2016    Sign in to track your quiz score! | Full Leaderboard

  • 1. Michael Beitzel (22/23 answered correctly)

  • 2. Robert Cloutier (22/23 answered correctly)

  • 3. Robin Hasak (22/23 answered correctly)

  • 4. Matt Burst (22/23 answered correctly)

  • 5. Brian McEwen (22/23 answered correctly)

  • 6. thomas woods (22/23 answered correctly)

  • 7. David Zuskin (22/23 answered correctly)

  • 8. willem van Gent (22/23 answered correctly)

  • 9. Mark Gierke (22/23 answered correctly)

  • 10. Mark Allen (22/23 answered correctly)

  • 11. Juan I. Ordinas (22/23 answered correctly)

  • 12. Farooq M (22/23 answered correctly)

  • 13. Gustavo Vidal (22/23 answered correctly)

  • 14. Mark Anater (21/23 answered correctly)

  • 15. Stephen Lipsham (21/23 answered correctly)

  • 16. James Albertoni (21/23 answered correctly)

  • 17. Dave Heyne (21/23 answered correctly)

  • 18. John Triebe (21/23 answered correctly)

  • 19. Gunnar Ackx (21/23 answered correctly)

  • 20. Doug Driscoll, Sr. (21/23 answered correctly)


Wednesday, February 19, 2014

High-pressure, supplied-air respirators are given an Assigned Protection Factor of 25 by NIOSH. What does this 25 mean?

The wearer can be exposed to particulates of 25 microns or smaller.
The wearer can be exposed to breathable material above its OSHA Permissible Exposure Limit for 25 minutes before exiting the exposure zone for at least 10 minutes.
The wearer can be exposed to contaminants in a concentration of up to 25 times OSHA’s Permissible Exposure Limit.
None of these

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Previous Quizzes from the Past Week

Tuesday, February 18, 2014
True or false: With zinc-rich coatings on steel, the zinc becomes the anode in a galvanic cell and sacrifices itself to protect the cathode, the underlying steel.

Monday, February 17, 2014
True or false: A Bresle patch is used to treat dynamic cracks in concrete, especially in secondary containment structures around tanks.

Friday, February 14, 2014
True or false: Krebs units are units of elasticity of a paint.

Thursday, February 13, 2014
True or false: If a zinc-rich coating has an epoxy binder, it is classified as both an organic and an inorganic zinc-rich coating.

Tuesday, February 11, 2014
What happens to the condition of a steel substrate when waterjet cleaning is used to remove rust or existing coatings?


More previous quizzes

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.


Industrial Vacuum Equipment Corp.
Hurricane Vacuums
& Dust Collectors

Vacuum and dust collector hose, filters and related accessories.
IndustrialVacuum.com


Park Derochie Coatings Ltd.
www.ParkDerochie.com

Coatings          Fireproofing
Sandblasting     Scaffolding
Metalizing           Insulation

• Shop & Field Services
• SSPC Certified
• NACE Inspectors on staff
• New Construction &
  Maintenance Programs


SAFE Systems, Inc.
Portable Dust Collectors for Tough Environments

Trailer and skid-mounted models in numerous sizes, powered by electric and/or diesel. Sloped roofs, multiple dust inlets, high static, dampered fans. Lockable power & drive compartments.


Bullard

The Next Generation
of Blasting

• Lightest
• Coolest
• Most Comfortable
• Most Dependable


Specialty Products, Inc. (SPI)
Polyurea & Polyurethane Spray Foam Training

SPI is committed to industry leading technical training for polyurea & polyurethane spray foam professionals. Attendees receive hands-on, in-depth training for using and troubleshooting plural-component equipment, spray guns, machine hoses & parts.


Easy-Kleen Pressure Systems Ltd.
HIGH PRESSURE HOT WATER/STEAM UNITS

3000 to 8000 PSI ALL IN ONE: Water tank, reels and unit enclosed in an industrial skid frame. Call Today and ask about the Fill & Play Series 1-800-315-5533


Harsco
Find BLACK BEAUTY® Abrasives

Use our online tool to search by address, city or zip code to find where you can buy BLACK BEAUTY® abrasives. Or call us toll free: 1-888-733-3646


PreTox Products - NexTec, Inc.
GOT LEAD? Specify Pretox System products

The ONLY Lead Stabilizer Compatible with All Paint Removal Methods. Works with all Blast Media: Grits | Recyclable Abrasives | CO2 | Water | Power Tools | Etc. Call Dave Steffen at 800.338.8296.


Dampney Co., Inc.
High Heat Stainless Steel Paint & Coating

Wood burning stoves, fire pits, BBQ Smokers, Exhaust Manifolds Aerosol Cans, Quarts, Gallons, 5 gallons 1200F resistance

 
 
 
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