Electricity meter and piston pump: what they have in common

1. Step 1. Electricity meter — evolved into — Smart meter. A digital meter.
2. Step 2. Smart meter — has part — Radio module and antenna. Data transmission.
3. Step 3. Radio module and antenna — is part of — Space probe. Communication with Earth.
4. Step 4. Space probe — is made of — Titanium. The tanks are titanium.
5. Step 5. Titanium — is material for — Artificial heart. The case is titanium.
6. Step 6. Artificial heart — has part — Piston pump. A pulsatile pump.

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