File:PM and a human hair.jpg
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Original file (1,950 × 1,361 pixels, file size: 1.24 MB, MIME type: image/jpeg)
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Summary
| Description |
English: Size comparisons for PM particles |
| Date | |
| Source | https://www.epa.gov/pm-pollution/particulate-matter-pm-basics |
| Author | Environmental Protection Agency |
Licensing
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This image (or other media) is a work of an Environmental Protection Agency employee, taken or made as part of that person's official duties. As works of the U.S. federal government, all EPA images are in the public domain.
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File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 00:09, 17 September 2020 | | 1,950 × 1,361 (1.24 MB) | Koavf | Uploaded a work by Environmental Protection Agency from https://www.epa.gov/pm-pollution/particulate-matter-pm-basics with UploadWizard |
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