Kinetic theory and elevator: what they have in common

1. Step 1. Kinetic theory — is used in — Thermodynamics. A microscopic foundation.
2. Step 2. Thermodynamics — was inspired by — Watt steam engine. Carnot wrote “Reflections on the Motive Power of Fire” trying to understand steam engines.
3. Step 3. Watt steam engine — is part of — Mine hoist. Steam winding engines.
4. Step 4. Mine hoist — has part — Wire rope. Mine ropes were the first use of wire rope.
5. Step 5. Wire rope — is part of — Elevator. The car hangs on cables.

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