Parking sensor and plumbing: what they have in common

1. Step 1. Parking sensor — has part — Microcontroller. A microcontroller calculates the distance.
2. Step 2. Microcontroller — is used in — Bread machine. Programs.
3. Step 3. Bread machine — has part — Heating element. A heater.
4. Step 4. Heating element — is part of — Water heater. A heating element.
5. Step 5. Water heater — is used in — Shower. Hot water.
6. Step 6. Shower — uses — Plumbing. Plumbing.

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