Wave power station and air conditioner: what they have in common

1. Step 1. Wave power station — is a kind of — Power station. A power station.
2. Step 2. Power station — is part of — Electrical grid. Power stations feed the grid.
3. Step 3. Electrical grid — is used in — Data centre. Power.
4. Step 4. Data centre — has part — Air conditioner. Cooling.

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