Mobility, Fuel Cell, Electric Car, Hydrogen, Urban Planning.
https://www.sciencedirect.com/topics/engineering/tankers-ships [4] Twenty-foot equivalent units on Wikipedia https://de.wikipedia.org/wiki/Twenty-foot_Equivalent_Unit [5] Range anxiety https://newsroom.aaa.com/2020/01/aaa-owning-an-electric-vehicle-is-the-cure-for-most-consumer-concerns/ #