Wireless earbuds and steam turbine: what they have in common

1. Step 1. Wireless earbuds — evolved from — Headphones. Wireless headphones.
2. Step 2. Headphones — has part — Copper wire. A cable.
3. Step 3. Copper wire — is part of — Transformer. Windings.
4. Step 4. Transformer — is part of — Nuclear power plant. Transformers step up the voltage so the plant's power can travel far.
5. Step 5. Nuclear power plant — has part — Steam turbine. Steam turns the turbines — as at a thermal station.

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