Military jeep and solar panel: what they have in common

1. Step 1. Military jeep — evolved into — SUV. Civilian SUVs grew out of military off-road vehicles.
2. Step 2. SUV — has part — Suspension. Long-travel suspension.
3. Step 3. Suspension — is part of — Electric car. The suspension is the same as in an ordinary car.
4. Step 4. Electric car — has part — Inverter. An inverter powers the traction motor.
5. Step 5. Inverter — is part of — Solar power station. Inverters convert direct current into alternating current.
6. Step 6. Solar power station — has part — Solar panel. A field of panels.

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