The german currency after WWI was just called Mark, then after the hyperinflation it was replaced by the Reichsmark. After WWII came the Deutsche Mark. After the cold war the Euro.
- 1871-1923 Mark
- 1924-1948 Reichsmark
- 1948-2001 Deutsche Mark
- 1999+ Euro




















There are different sizes but they are rated by how much they can absorb, L is light flow, R regular. So it’s not really about the size, they’ll expand anyways when they soak up the discharge