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Quiz Leaderboard: 10/30 - 11/29/2015    Sign in to track your quiz score! | Full Leaderboard

  • 1. Juan I. Ordinas (19/19 answered correctly)

  • 2. Farooq M (18/19 answered correctly)

  • 3. Mark Allen (18/19 answered correctly)

  • 4. Mark Gierke (18/19 answered correctly)

  • 5. Dave Heyne (18/19 answered correctly)

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  • 9. Robert Cloutier (18/19 answered correctly)

  • 10. Matt Burst (18/19 answered correctly)

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  • 14. Doug Driscoll, Sr. (18/19 answered correctly)

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  • 16. Gunnar Ackx (17/19 answered correctly)

  • 17. Douglas Steitz (17/19 answered correctly)

  • 18. Robin Hasak (17/19 answered correctly)

  • 19. Michael Beitzel (17/19 answered correctly)

  • 20. Bryon Beck (17/19 answered correctly)

Tuesday, November 29, 2011

True or false: Use of crystalline silica sand has now been banned from use as a blasting abrasive in the United States.


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Previous Quizzes from the Past Week

Monday, November 28, 2011
What is the main purpose of lithium silicate in the diamond polishing of concrete?

Wednesday, November 23, 2011
High pressure, supplied-air respirators used for abrasive blasting normally have an Assigned Protection Factor of 25. What does this NIOSH rating mean?

Tuesday, November 22, 2011
What ASTM Committee deals with nuclear coatings?

Monday, November 21, 2011
What infestation has recently caused the fouling of intake structures at hydroelectric facilities in the Southwest?

Friday, November 18, 2011
What are you seeing on this steel surface magnified 100 times?

More previous quizzes

Axxiom Manufacturing
Schmidt Improves Conversion Kits

Schmidt's conversion kits turn out-of-date blast pots into high quality, efficient blasters. Quick, easy to install with step by step instructions.
Call 1-800-231-2085

Montipower, Inc.
The MBX Bristle Blaster

Get a 2.7 to 3.3 mil profile and a Near White Metal Clean. For info visit or call 877 629-8777

Monti Tools, Inc.

Surface cleanliness of SSPC-10 | Anchor profile up to 4.7 mils | Removes corrosion & coatings | ATEX approved for zone 1 | | 832-623-7970

Novetas Solutions
Number 1 Crushed Glass Abrasive in America!

Manufactured from 100% Recycled Glass.
NO Crystalline Silica,
Beryllium & Arsenic
Great White Metal Finish!
4 plants on Navy QPL
Call us at 866-775-6226

Atlantic Design, Inc.

what we did to this machine! Let ADI upgrade your machine, extending the life, efficiency, and value. Any make. Like new, but better! 866.Call.ADI

NLB Corporation
Water Jets in Action

Video demo shows how
easily Vortex™ removes
coatings and more. Lawn-
mower-style water jet unit strips floors, ship decks, etc. quickly and keeps debris contained.

Abrasives Inc.
Need abrasives FAST?

Emergencies happen – who bails you out? One call to Abrasives Inc. and it's taken care of. Period. Sales support available 24/7.

Advanced Recycling Systems

Recycling Machines, Dust Collectors, Rapid Deployment units are time-tested and approved for the rugged industrial environment. Contact ARS today!

SAFE Systems, Inc.
SAFE Systems'
Blast Lights &
Deadman Switches

Halogen or LED blast lights available with our NEW urethane bumper. Switches available in many colors for color coding your hoses.

New resins from BASF will have metals loving water:

Excellent corrosion resistance, low VOC, high gloss, thin films

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