File talk:NIOSH P95 cross section.jpg
Latest comment: 4 years ago by Phyzome in topic Cross-section?
Cross-section?
edit
@Ziggy Sawdust: can you tell me more about what we're looking at here? Are these the different layers from a single filter that has been pulled apart? -- Phyzome (talk) 12:31, 24 April 2020 (UTC)
