Mündliche Prüfung »   Petroleum Refineries

https://www.purepathtech.com/equipment-and-chemical-reactions-in-petroleum-refining
When you fill up your tank, the price you pay is a culmination of a global journey of exploration, politics, and remarkably complex industrial engineering. A significant portion of that price—typically 10-25%—is determined in the refinery. Understanding the economics of refining reveals why fuel prices are so volatile and where your money actually goes.