Tablet computer and saw: what they have in common

1. Step 1. Tablet computer — has part — System on a chip (SoC). SoC.
2. Step 2. System on a chip (SoC) — has part — Microprocessor. Inside the SoC are processor cores.
3. Step 3. Microprocessor — is part of — Engine control unit. A microprocessor.
4. Step 4. Engine control unit — is part of — Internal combustion engine. An engine control unit.
5. Step 5. Internal combustion engine — is part of — Chainsaw. A two-stroke engine.
6. Step 6. Chainsaw — evolved from — Saw. A mechanized saw.

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