Coffee vending machine
device · 1947 · Digital age
A machine for drinks.
What it is made of
- Heating element — has part. A heater.
- Centrifugal pump — has part. A pump supplies the water.
Principles and materials it uses
- Steel — is made of. The hull is steel.
What it is a kind of
- Vending machine — is a kind of. A vending machine.