Pallet and internal combustion engine: what they have in common

1. Step 1. Pallet — works like — Shipping container. Standardizing units of cargo.
2. Step 2. Shipping container — is used in — Truck. A container moves from ship to truck without being unloaded.
3. Step 3. Truck — includes — Pickup truck. A light truck.
4. Step 4. Pickup truck — has part — Internal combustion engine. An internal combustion engine.

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