Electric fan
device · 1882 · Electric age
A fan with an electric motor.
What it is made of
- Electric motor — has part. A motor.
- Propeller — has part. The blades.
- Impeller — has part. A fan's blades are an impeller that pushes the air.
Principles and materials it uses
- Brass — is made of. The blades of early fans were brass.
- Cast iron — is made of. The motor housing is cast iron.
Where it is used
- Air fryer — is part of. A fan.
- Wind tunnel — is part of. A fan.
- Fume hood — is part of. A fan.
- Mine ventilation — is part of. Fans.
- Convection oven — is part of. A fan circulates the air.
What it is a kind of
- Household appliance — is a kind of. A household appliance.