Rob Summers wrote:

"Dave Plowman (News)" wrote:

Modern cars actually clean up the air they burn in terms of pollutants.
The only significant emission is CO2. And water, of course.



Please tell me you've missed a smiley off of that statement. Otherwise I
think you're going to have substantiate that outrageous claim.

It is apparently true for cities with very dense smog problems (Like LA)
- the catalysed exhaust can contain less pollutants than the air
ingested by the car.

--
Cheers,

John.

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