minus-squareSunspear@sh.itjust.workstoNo Stupid Questions@lemmy.world•If incandescent lightbulbs have a vacuum inside, why do they get so hot on the outside?linkfedilinkarrow-up6·1 year agoMaybe they are thinking of how mugs and thermoses can be labeled “vacuum sealed,” and that the marketing implies that the vacuum between the walls insulates the outer wall (where the hand touches) against the heat. linkfedilink
minus-squareSunspear@sh.itjust.workstoNo Stupid Questions@lemmy.world•Is it rude to borrow an unused power outlet without asking?linkfedilinkarrow-up9·1 year agoLibraries welcome you to do it! So definitely don’t feel weird there. linkfedilink
Sunspear@sh.itjust.works to No Stupid Questions@lemmy.world · 1 year agoWhich war in the past 80 years were a fight for America's (USA) freedom?plus-squaremessage-squaremessage-square9fedilinkarrow-up119arrow-down13
arrow-up116arrow-down1message-squareWhich war in the past 80 years were a fight for America's (USA) freedom?plus-squareSunspear@sh.itjust.works to No Stupid Questions@lemmy.world · 1 year agomessage-square9fedilink
Maybe they are thinking of how mugs and thermoses can be labeled “vacuum sealed,” and that the marketing implies that the vacuum between the walls insulates the outer wall (where the hand touches) against the heat.