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Quiz Leaderboard: 11/9 - 12/9/2016    Sign in to track your quiz score! | Full Leaderboard

  • 1. willem van Gent (20/20 answered correctly)

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Wednesday, April 20, 2011

Sulfate-reducing bacteria contribute to corrosion by what mechanism?

Reacting with sulfur-containing organic matter to produce hydrogen sulfide
Reacting with water to produce hydrogen sulfide
Erosion corrosion
Cavitation corrosion

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Previous Quizzes from the Past Week

Tuesday, April 19, 2011
True or false: It is sometimes useful to stripe coat steel edges and irregular surfaces after the full primer coat is applied.

Monday, April 18, 2011
Surface profile on steel, measured as peak-to-valley height of the roughness, has several other names, including which of the following.

Friday, April 15, 2011
Which of the following abrasive types is normally the hardest?

Thursday, April 14, 2011
In the list of actions below, which one precedes all the others in development of a maintenance painting program?

Wednesday, April 13, 2011
What organization conducts research on safety and health issues and provides technical assistance to OSHA?


More previous quizzes

Monti Tools, Inc.
BRISTLE BLASTER® - THE ORIGINAL ONE

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


CHLOR*RID International Inc.
HOLD*BLAST: Buy time for pennies per sq ft.

* Stop flash rust
* Vapor blasting
* Wet blasting
* UHP water jetting
* No residue


Harsco
BLACK BEAUTY® GLASS

A 100% post-consumer bottle glass abrasive from a company you can trust. Toll Free: 1-888-733-3646


NLB Corporation
NLB Sure Shroud: Greater Protection and Flexibility

NLB’s Sure Shroud’s lighter weight and flexibility reduces operator fatigue and offers unmatched protection against high pressure hose ruptures. 10k to 40k psi rated.


Axxiom Manufacturing
Schmidt Improves
Portable Blasters

Schmidt's VBS System reduces blowdown intensity, prevents exhaust from damaging floor while using no screens or filters. Reduces sound; Increasing safety.
Call 1-800-231-2085


Atlantic Design, Inc.
CLICK TO SEE...

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


Montipower, Inc.
The MBX Bristle Blaster

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


Termarust Technologies
Termarust (HR CSA) Chemically Stops
Active Corrosion

Arch truss treated with Termarust's (HR CSA) in 2003. This steel arch bridge is rust free on all surfaces including the crevice corroded joints and connections.


Advanced Recycling Systems
ADVANCED RECYCLING SYSTEMS (ARS)

Recycling Machines, Dust Collectors, Rapid Deployment units are time-tested and approved for the rugged industrial environment. Contact ARS today!
(330)536-8210


NACE International, The Corrosion Society
Advance Your Coating Inspector Career

By completing the world’s most recognized program, NACE’s CIP, you’ll be better trained and qualified on inspection of surface preparation and coatings application.

 
 
 
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