At what MOPP level is M8/M9 paper posted?

• A. 3
• B. 2
• C. 1
• D. 4

Answer: (B)

MOPP levels determine when you actively monitor for chemical contamination and what gear you have on. M8 paper and M9 tape are used to detect chemical agent presence on surfaces, so they’re posted whenever you’re in a protective posture that allows you to safely observe and act on those detections.

At this level, personnel are equipped with the mask, overgarment, gloves, and other protection needed to operate in a chemically contaminated environment, and you need reliable, on-the-spot indicators of contamination on surfaces you encounter. Posting M8/M9 papers provides immediate feedback about whether there’s residual liquid agent on equipment or in spaces, guiding decon actions and helping prevent spread. Levels with less protection don’t require or justify these indicators in the same way, while higher levels maintain protection but are already covered by broader decon and monitoring procedures.