11 ms·
> insofar to the best of my knowledge there is no fundamental workaround May I introduce you to the steel wheel rolling on a steel rail?
by hamdingers 2mo ago
> insofar to the best of my knowledge there is no fundamental workaround
May I introduce you to the steel wheel rolling on a steel rail?
- cityofdelusion 2mo agoNot frictionless, so it will also slowly degrade over time. It just has so much mass built-in that it’s not obvious.
- hamdingers 2mo agoBut, critically to the conversation we're having, does not produce harmful particulates when it does so.
- whatevaa 2mo agoYup, make a rail to everybodys home instead, that will solve it.
- lokar 2mo agoIt's worked before
- moogly 2mo agoRailway dust contains quite a bit of PM2.5, PM10 and NOx.