Oppum is located in Germany (Düsseldorf District, North Rhine-Westphalia) and time zone Europe/Berlin.
Places nearby are Bockum, Linn and Fischeln.
Cologne is 50 km away, Frankfurt am Main is 212 km away and Stuttgart is 347 km away as the crow flies.
Distances from Oppum to the most important cities in Germany and the world.
51.3224400°
6.6151800°
Benefit lost by a choice between options
https://en.wikipedia.org/wiki/Opportunity_costDried latex of the opium poppy containing narcotic compounds
https://en.wikipedia.org/wiki/Opium