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Eff you, coronavirus, we can sew our way to eliminating you

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Upper-room UV in smoke alarms - mains wired ones obviously

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Airtightness of a home using NDIR CO2 detectors

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January 27, 2025

Nose wire replacement - close up

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January 27, 2025

Plywood Corsi-Rosenthal box 2025 v1

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Second spunbond polypropylene sock filter for under a couch or bed

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February 25, 2023

Mini-CR made from two IKEA Starkvind filters.

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February 23, 2023

AirPop Light SE review - claimed washable FFP2

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January 15, 2023

Custom ear saver

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December 07, 2022

Dentist's Chair Respirator Adapter - 3D printable.

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About

Paul Hammant's pandemic mask making. Mask research culminating in a range of high filtration masks made entirely from spunbond polypropylene (SBPP). ✓ washable, ✓breathable

Sew a mask

Cup style
Boat style
Rag Mask Max
Pleated Style
3d Fake pleated style

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