Epic2112@lemmy.world to No Stupid Questions@lemmy.world · edit-22 years agoIf incandescent lightbulbs have a vacuum inside, why do they get so hot on the outside?message-squaremessage-square25fedilinkarrow-up175arrow-down10file-text
arrow-up175arrow-down1message-squareIf incandescent lightbulbs have a vacuum inside, why do they get so hot on the outside?Epic2112@lemmy.world to No Stupid Questions@lemmy.world · edit-22 years agomessage-square25fedilinkfile-text
Why not 1 atm?