On the money exactly. The measuring methodology is so misaligned, you might think there was some collusion involved. Policy makers should have handed this problem to a seventh-grade science class instead of auto industry lobbyists. 

Jim

On Jan 21, 2012, at 10:11 AM, Dave Mcneely <mcneely4@COX.NET> wrote:

> .  If your vehicle is spewing out 0.2 units per liter, while mine is issuing 0.1 units per liter, but yours puts out 1 liter for every 3 of mine, then yours is cleaner, despite the greater fractional contribution.  If measured on the basis of pollutants per mile driven, rather than as a fraction of exhaust gas, then we might get somewhere.
> 
> mcneely
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