German Engineering is responsible for bringing us the:

Telephone
4 Stroke ICE (Otto Cycle)
Diesel Engine (Diesel Cycle)
CRT
Syphilis test
Scientific pregnancy test
Ammonia Refrigerator
Rigid Airship (Zeppelin)
V2 Rocket
Rotary Engine (first prototype, not design)
Turbojet (to some extent, independent collective work of many)
EM Waves / X-Rays

1: omg Collien Fernandes is so hot
2: she was engineered in Germany, what can u expect?
1: ...that's the gayest thing u've ever said.