Truck cab and turbine: what they have in common

1. Step 1. Truck cab — is part of — Pickup truck. A cockpit.
2. Step 2. Pickup truck — has part — Internal combustion engine. An internal combustion engine.
3. Step 3. Internal combustion engine — has part — Turbocharger. Forced induction.
4. Step 4. Turbocharger — has part — Turbine. A turbine in the exhaust.

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