Grid battery storage and plumbing: what they have in common

1. Step 1. Grid battery storage — is part of — Electrical grid. Storage balances the grid.
2. Step 2. Electrical grid — has part — Power station. Power stations feed the grid.
3. Step 3. Power station — is made of — Brick. The buildings of the first power stations were brick.
4. Step 4. Brick — is material for — Water tower. Water towers are brick.
5. Step 5. Water tower — is part of — Plumbing. Maintaining pressure.

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