SbisasCostlyTurnover@feddit.uk to No Stupid Questions@lemmy.caEnglish · 7 months agoDoes blowing on our hot food before we put it into our mouths actually make a difference to how hot it is?message-squaremessage-square27fedilinkarrow-up119arrow-down17file-text
arrow-up112arrow-down1message-squareDoes blowing on our hot food before we put it into our mouths actually make a difference to how hot it is?SbisasCostlyTurnover@feddit.uk to No Stupid Questions@lemmy.caEnglish · 7 months agomessage-square27fedilinkfile-text
I’m thinking that no, it doesn’t. Which begs the question of why we do it? Is it a psychological thing?
minus-squareorthen@feddit.delinkfedilinkarrow-up42·7 months agoYes, it does. By blowing over it, you evaporate some of its water, which cools it down. See also https://en.wikipedia.org/wiki/Enthalpy_of_vaporization
minus-squareSbisasCostlyTurnover@feddit.ukOPlinkfedilinkEnglisharrow-up7·7 months agoThank you. I think I saw a show 20 or so years ago that tried to debunk this and obviously either they messed up, or I wasn’t paying attention. (The show was called Brainiac).
Yes, it does. By blowing over it, you evaporate some of its water, which cools it down. See also https://en.wikipedia.org/wiki/Enthalpy_of_vaporization
Thank you.
I think I saw a show 20 or so years ago that tried to debunk this and obviously either they messed up, or I wasn’t paying attention.
(The show was called Brainiac).