First, regular gasoine is 95 octane in Germany. And second, the price difference between gas and diesel comes from lower diesel taxes.
It started with tax reductions for the farming industry. It was extended to trucking and later to all diesel cars to promote CO2 reduction.
Regards, Volker
No need to aplogize, your post was quite informative. I knew what sweet and sour meant, but wasn’t fully aware of the API ratings of WTI and Bakken or the API range refineries were set up for.