Glass window and paper machine: what they have in common

1. Step 1. Glass window — is part of — Cloud chamber. Observing and photographing the tracks.
2. Step 2. Cloud chamber — has part — Piston. A sudden expansion supersaturates the vapour.
3. Step 3. Piston — is part of — Hydraulic cylinder. The piston is moved by liquid.
4. Step 4. Hydraulic cylinder — is part of — Tunnel boring machine. Hydraulic cylinders push the machine forward.
5. Step 5. Tunnel boring machine — has part — Conveyor belt. Spoil is removed by a conveyor.
6. Step 6. Conveyor belt — works like — Paper machine. Fourdrinier’s endless wire mesh moves like a conveyor belt, forming the web of paper.

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