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I remember hearing that Mrs Thatcher queried this asking why lean burn petrol wasn't being considered. Mrs T had a background in chemistry
by C1sc0cat 7y ago
I remember hearing that Mrs Thatcher queried this asking why lean burn petrol wasn't being considered.
Mrs T had a background in chemistry
- coredog64 7y agoPetrol emissions are a trade off. Reducing cold start emissions requires a catalytic converter, but they melt if you run too lean. So vehicles actually run richer than required (or efficient) to shrink those first 5 minutes of emissions. :roll eyes:
- rini17 7y agoMost european car rides are perhaps under 15 minutes, so...