Shadow to Today I [email protected] • 4 months agoTIL some cities (like NYC) pump nitrogen into their phone lines to keep water out.hackaday.comexternal-linkmessage-square7fedilinkarrow-up1143arrow-down12
arrow-up1141arrow-down1external-linkTIL some cities (like NYC) pump nitrogen into their phone lines to keep water out.hackaday.comShadow to Today I [email protected] • 4 months agomessage-square7fedilink
minus-squareDumbAceDragonlinkEnglish2•4 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.