Quiz: What do you know about DHAs?

Posted by Megan Thompson on Apr 21, 2020

Are you a DHA expert?

How did you do? Even if you aced the quiz, we hope you learned something new. You can read NFPA 652 for more details about Dust Hazard Analyses and the upcoming deadline. If you need a source of easy-to-digest NFPA information, there's lots on the ACS Valves blog.

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