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submitted 7 months ago by just_another_person@lemmy.world to c/science@lemmy.world

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[–] Gerudo@lemm.ee 15 points 7 months ago (1 children)

It was always my understanding that they detected carbon dioxide we exhaled. This is the first I've heard about infrared.

[–] SandLight@lemmy.world 13 points 7 months ago

When I worked for the county doing mosquito control about 15 years ago, I was told they did both.