Radar and syringe: what they have in common

1. Step 1. Radar — is used in — Airport. Radars.
2. Step 2. Airport — has part — Jet bridge. Jet bridges.
3. Step 3. Jet bridge — has part — Hydraulic cylinder. Raising the bridge.
4. Step 4. Hydraulic cylinder — has part — Piston. The piston is moved by liquid.
5. Step 5. Piston — is part of — Syringe. A plunger.

Open Evothings