Nytarsha@lemmy.sdf.org to 196@lemmy.blahaj.zone · edit-23 days agoSecond Hand Smoke Does Not Rulelemmy.worldexternal-linkmessage-square29fedilinkarrow-up1135arrow-down12
arrow-up1133arrow-down1external-linkSecond Hand Smoke Does Not Rulelemmy.worldNytarsha@lemmy.sdf.org to 196@lemmy.blahaj.zone · edit-23 days agomessage-square29fedilink
minus-squaresaigot@lemmy.calinkfedilinkarrow-up1·edit-22 days ago~~Methane needs 5-16PPM [PDF] to be detectable with human smell. Atmospheric Methane is at about 2ppm. So the vast majority of people would not notice a difference. ~~ nvm see below
~~Methane needs 5-16PPM [PDF] to be detectable with human smell. Atmospheric Methane is at about 2ppm. So the vast majority of people would not notice a difference. ~~
nvm see below