Churn dasher e turbojet engine: o que têm em comum

1. Passo 1. Churn dasher — faz parte de — Batedeira de manteiga. A dasher plunger churns the cream.
2. Passo 2. Batedeira de manteiga — utiliza — Lever. A dasher.
3. Passo 3. Lever — faz parte de — Vending machine. A coin presses a lever that opens the dispenser.
4. Passo 4. Vending machine — foi inspirado por — Heron’s aeolipile. Heron described both a holy-water dispenser and the aeolipile; the dispenser is the prototype of the vending machine.
5. Passo 5. Heron’s aeolipile — evoluiu para — Turbine. The aeolipile is the oldest ancestor of the steam turbine.
6. Passo 6. Turbine — faz parte de — Turbojet engine. The turbine drives the compressor.

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