Centrifugal pump and jacquard loom: what they have in common

1. Step 1. Centrifugal pump — has part — Impeller. The impeller accelerates the liquid.
2. Step 2. Impeller — is part of — Vacuum cleaner. An impeller creates the suction.
3. Step 3. Vacuum cleaner — evolved from — Carpet sweeper. The mechanization of cleaning.
4. Step 4. Carpet sweeper — is made of — Plant fibre. The brush is bristle.
5. Step 5. Plant fibre — is used in — Loom. Cloth is woven from threads spun from fibres.
6. Step 6. Loom — includes — Jacquard loom. A loom with punched cards.

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