Flour and newcomen engine: what they have in common
- Step 1. Flour — is material for — Bread. Ground grain.
- Step 2. Bread — is made of — Grain. Bread is baked from flour ground from grain.
- Step 3. Grain — is used in — Grain elevator. It stores and transfers grain.
- Step 4. Grain elevator — has part — Watt steam engine. Dart’s first elevator was steam-driven.
- Step 5. Watt steam engine — evolved from — Newcomen engine. Watt improved Newcomen’s engine.