Rocket service tower gantry and smart meter: what they have in common

1. Step 1. Rocket service tower gantry — is part of — Launch complex. Towers for access to the rocket.
2. Step 2. Launch complex — is used in — R-7 rocket. Baikonur.
3. Step 3. R-7 rocket — is used in — Sputnik 1. Launched by an R-7 rocket.
4. Step 4. Sputnik 1 — has part — Antenna. Four whip antennas.
5. Step 5. Antenna — is part of — Radio module and antenna. An antenna.
6. Step 6. Radio module and antenna — is part of — Smart meter. Data transmission.

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