De Laval nozzle and refrigerator: what they have in common

1. Step 1. De Laval nozzle — uses — Venturi effect (Bernoulli’s principle). The nozzle accelerates the gas.
2. Step 2. Venturi effect (Bernoulli’s principle) — is used in — Nebulizer. Compressor nebulizers use the Venturi effect.
3. Step 3. Nebulizer — has part — Compressor. A compressor.
4. Step 4. Compressor — is part of — Refrigerator. A compressor with an electric motor.

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