Grinding wheel and syringe: what they have in common

1. Step 1. Grinding wheel — is part of — Grinding machine. An abrasive wheel.
2. Step 2. Grinding machine — uses — Abrasive. An abrasive wheel.
3. Step 3. Abrasive — is used in — Waterjet cutting. An abrasive.
4. Step 4. Waterjet cutting — uses — Pressure. A pressurized jet.
5. Step 5. Pressure — is used in — Piston pump. The pump creates a pressure difference.
6. Step 6. Piston pump — works like — Syringe. A syringe is a hand-operated piston pump.

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