Tube connector and bicycle: what they have in common

1. Step 1. Tube connector — is part of — Catheter. Connection to the bag.
2. Step 2. Catheter — is part of — Angioplasty. A balloon catheter.
3. Step 3. Angioplasty — uses — X-ray machine. Under X-ray guidance.
4. Step 4. X-ray machine — evolved into — CT scanner. Tomography from many images.
5. Step 5. CT scanner — has part — Ball bearing. The gantry turns on a bearing.
6. Step 6. Ball bearing — is part of — Bicycle. Ball bearings in the hubs and bottom bracket let the wheels and pedals spin easily.

Open Evothings