A photo of a flu mask touted by
Popular Science magazine during the 1918 pandemic. It has a hole for smoking – but not for exhaling the smoke.
Popular Science was satirizing the use of masks, which they said were scientifically ineffective.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEingPFT0JKCkE0ytFzlcCw_PYy0vWfvV27rv925L_tCcSYamz1L8Ysa5GdEcAvLnBR1X4nGiLTzSdoNgN4NHesSPGONnPHyhpxNerbvMgmvD1XJxdwayzEP-hgZBIGejHU2u_7GPGHA05hV/s640-rw/a-flu-mask-modified-for-a-smoke-1919.jpg) |
(From Popular Science, May 1919) |
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