We're working on a simple #microscopes project with @partsandcrafts, and want to know if silica d...
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@wmacfarl !
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@gretchengehrke mentioned 5 microns for "respirable airborne particles", in her post here:
Citing @mathew (
Silica dust less than 5 ?m in diameter is respirable) here: https://publiclab.org/wiki/silica-monitoring#Exposure+to+silica+in+occupational+and+non-occupational+settings also linking to https://publiclab.org/wiki/pm#Respirable+ParticlesIs this a question? Click here to post it to the Questions page.
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