Screw steamship
device · 1839 · Industrial Revolution
A steamship with a propeller.
What it is made of
- Propeller — has part. A propeller.
- Watt steam engine — has part. A steam engine or turbine.
Principles and materials it uses
- Wrought iron — is made of. The hulls of screw steamships were iron.
History: what it evolved from and what it influenced
- Paddle steamer — evolved from. The propeller proved more efficient than paddle wheels.
- Ocean liner — evolved into. A large steamship.
What it is a kind of
- Ironclad — includes. An ironclad is a steamship clad in armour.