Shadow@lemmy.ca to Today I learned@lemmy.ml · 4 months agoTIL some cities (like NYC) pump nitrogen into their phone lines to keep water out.hackaday.comexternal-linkmessage-square2fedilinkarrow-up10arrow-down10
arrow-up10arrow-down1external-linkTIL some cities (like NYC) pump nitrogen into their phone lines to keep water out.hackaday.comShadow@lemmy.ca to Today I learned@lemmy.ml · 4 months agomessage-square2fedilink
minus-squareGreens@beehaw.orglinkfedilinkarrow-up0·4 months agoNitrogen makes up most of the atmosphere and is a relatively cheap gas to capture and compress.
Nitrogen makes up most of the atmosphere and is a relatively cheap gas to capture and compress.