> And of course horse produces manure which is useful in farming. Cars still lack that feature :) Cars shit exhaust. I think there are products/research where

> And of course horse produces manure which is useful in farming. Cars still lack that feature :) Cars shit exhaust. I think there are products/research where yo can capture the exhaust with some filter you apply, and then can send the gathered matter back to the facility. Not sure if it's useful for anything though.