Epic2112@lemmy.world to No Stupid Questions@lemmy.world · edit-21 year agoIf incandescent lightbulbs have a vacuum inside, why do they get so hot on the outside?message-squaremessage-square51fedilinkarrow-up176arrow-down12file-text
arrow-up174arrow-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-21 year agomessage-square51fedilinkfile-text
Who?