Re: Clogged cat?

[quk@isham-research.demon.co.uk (Phil Payne)]

In message <3.0.3.32.19990131195658.02ecde48@inetone.net> Robert Myers writes:

> The catalyst catalyses oxidation of organic substances.
>
> Unburnt hydrocarbons + O2 --->  CO2 and H2O.
>
> It will also catalyze
>
> 2 CO + O2 --->  2 CO2
>
> This will have the effect of reducing CO emissions.

Isn't this why there's a bleed-off point upstream of the cat for making
CO measurements?  Otherwise you'd simply stick the probe up the tailpipe.

--
 Phil Payne
 Phone: 0385 302803   Fax: 01536 723021
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