Template:Did you know nominations/Sticky mat

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Revision as of 05:58, 9 March 2017 by imported>John P. Sadowski (NIOSH) (tweaks)
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Sticky mat

A soiled sticky mat in a nanomaterials production facility
A soiled sticky mat in a nanomaterials production facility

Created by John P. Sadowski (NIOSH) (talk). Self-nominated at 22:29, 8 March 2017 (UTC).