A* algorithm and electric fan: what they have in common

1. Step 1. A* algorithm — is used in — Car navigator. Route planning.
2. Step 2. Car navigator — uses — GPS (satellite navigation). GPS.
3. Step 3. GPS (satellite navigation) — is part of — Military drone. Satellite navigation.
4. Step 4. Military drone — works like — Quadcopter (drone). The same principles of uncrewed flight in civilian and military versions.
5. Step 5. Quadcopter (drone) — has part — Propeller. Air propellers.
6. Step 6. Propeller — is part of — Electric fan. The blades.

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