In article ews.net,
Doctor Drivel wrote:
Most buses can be hybrids, which is an ideal setup for their usage with
brake regen, etc. In the 1950s the Germans used flywheels in some buses
to clawback kinetic energy. Or buses can be just electric, which some
are.

Yep, older engines pollute like crazy. The secret is eliminating the
piston internal combustion engine. It can only ever be dogs ear, no
matter what they do to it.

That will be why the Prius doesn't have a internal combustion engine?

--
*Artificial Intelligence is no match for Natural Stupidity *

Dave Plowman London SW
To e-mail, change noise into sound.