Frac Sand Sentinel #421 Maintaining Purple Air Monitors 9-23-2022

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Patricia J. Popple

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Sep 23, 2022, 10:08:54 AM9/23/22

Here are some suggestions for troubleshooting your Purple Air Monitor
if you have one at your home or place of business.

#421 will offer some tips.

Pat Popple 715-723-6398

Frac Sand Sentinel #421 Maintaining Purple Air Monitors 9-23-2022.docx

Frac Sand Sentinel #421 Maintaining Purple Air Monitors 9-23-2022.pdf

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