Positive Pressure DIY Mask
(
2 comments
| 13 points
| on HN
)
Re:Positive Pressure DIY Mask
by russfink on Thursday March 19, 2020 @12:53AM
(#22624597)
Could use a list of steps and parts, including common substitutions (aquarium air pump).
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Re:Positive Pressure DIY Mask
by avmich on Friday March 20, 2020 @02:03AM
(#22635353)
Wonder if an ejector pump, sucking ambient air and driven by air from a compressor (like auto compressor), would work adequately.
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