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Author Topic: Making N95 Close Grade Masks using Coffee Filters  (Read 862 times)

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Making N95 Close Grade Masks using Coffee Filters
« on: March 30, 2020, 05:06:08 pm »
Teacher finding a more important way to use a coffee filter
Dan Passmore has been teaching at the Warren County Career Center for 25 years. Like other teachers, he’s being forced away from school due to the coronavirus, and has some time on his hands. Heâ...
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