fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 2 个月前Half as Hotmander.xyzexternal-linkmessage-square110fedilinkarrow-up1802arrow-down124
arrow-up1778arrow-down1external-linkHalf as Hotmander.xyzfossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 2 个月前message-square110fedilink
minus-squarenialv7@lemmy.worldlinkfedilinkEnglisharrow-up6·2 个月前what, you never heard of the room temperature room?
minus-squarenot_woody_shaw@lemmy.worldlinkfedilinkEnglisharrow-up5·2 个月前It’s a room made from platinum-iridium, and kept in a triple-locked vault at the International Bureau of Weights and Measures in France.
minus-squarecartoon meme dog@lemm.eelinkfedilinkEnglisharrow-up3·2 个月前unfortunately, opening the door changes the temperature, so in practice instruments are calibrated from copies of the room built at other metrology institutions around the world.
Which room though?
what, you never heard of the room temperature room?
It’s a room made from platinum-iridium, and kept in a triple-locked vault at the International Bureau of Weights and Measures in France.
unfortunately, opening the door changes the temperature, so in practice instruments are calibrated from copies of the room built at other metrology institutions around the world.