Video decoder chip and rock drill: what they have in common

1. Step 1. Video decoder chip — is part of — Set-top box. It decodes compressed video.
2. Step 2. Set-top box — has part — System on a chip (SoC). Inside is an SoC.
3. Step 3. System on a chip (SoC) — has part — Microprocessor. Inside the SoC are processor cores.
4. Step 4. Microprocessor — is part of — Insulin pump. A dosing controller.
5. Step 5. Insulin pump — has part — Piston. The reservoir’s plunger.
6. Step 6. Piston — is part of — Rock drill. A percussion piston.

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