File:2023.06.09.Do-It-Yourself Air Cleaners Making Cleaner Air More Accessible US EPA.pdf
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2023.06.09.Do-It-Yourself_Air_Cleaners_Making_Cleaner_Air_More_Accessible_US_EPA.pdf (file size: 631 KB, MIME type: application/pdf)
Summary
EPA instructions on how to build a DIY air filter unit.
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 14:52, 25 September 2025 | (631 KB) | Net@portlandoregon.gov (talk | contribs) | EPA instructions on how to build a DIY air filter unit. |
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