How big is a spec of dust? What size can you do if you don’t worry about dust? 1... | Hacker News

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		hammock 9 months ago \| parent \| context \| favorite \| on: Hacker Fab How big is a spec of dust? What size can you do if you don’t worry about dust? 1000nm? Smaller?

rnewme 9 months ago [–]

Dust isn't just a single size, it's a giant range[1], and no, even 1 μm process requires a cleanroom, let alone anything smaller.

[1] https://www.engineeringtoolbox.com/particle-sizes-d_934.html

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