Shadow to Today I [email protected] • 8 months agoTIL some cities (like NYC) pump nitrogen into their phone lines to keep water out.hackaday.comexternal-linkmessage-square7fedilinkarrow-up1145arrow-down12
arrow-up1143arrow-down1external-linkTIL some cities (like NYC) pump nitrogen into their phone lines to keep water out.hackaday.comShadow to Today I [email protected] • 8 months agomessage-square7fedilink
minus-squareDumbAceDragonlinkfedilinkEnglish2•8 months agoI would always see those canisters around the city and wondered what they were. TIL.
I would always see those canisters around the city and wondered what they were. TIL.