@jeffw to TechnologyEnglish • 4 months agoBarcelona is turning subway trains into power stationsgrist.orgexternal-linkmessage-square30arrow-up1163arrow-down12
arrow-up1161arrow-down1external-linkBarcelona is turning subway trains into power stationsgrist.org@jeffw to TechnologyEnglish • 4 months agomessage-square30
minus-square@[email protected]linkfedilinkEnglish32•4 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.