jeffw@lemmy.world to Technology@lemmy.worldEnglish · 2 months agoBarcelona is turning subway trains into power stationsgrist.orgexternal-linkmessage-square30fedilinkarrow-up1163
arrow-up1161external-linkBarcelona is turning subway trains into power stationsgrist.orgjeffw@lemmy.world to Technology@lemmy.worldEnglish · 2 months agomessage-square30fedilink
minus-squarecatloaf@lemm.eelinkfedilinkEnglisharrow-up32·2 months agoIt also reduces brake wear on the trains, so they’ll need new brakes less often, and it improves air quality in the stations. Most of that black dust you see is brake dust. And you’re breathing it in, too.
It also reduces brake wear on the trains, so they’ll need new brakes less often, and it improves air quality in the stations. Most of that black dust you see is brake dust. And you’re breathing it in, too.