Prosthetic limb and truck: what they have in common
- Step 1. Prosthetic limb — is made of — Carbon fibre. Carbon feet.
- Step 2. Carbon fibre — is material for — Racing car. A carbon monocoque.
- Step 3. Racing car — has part — Monocoque. A monocoque.
- Step 4. Monocoque — evolved from — Chassis frame. The body took over the role of the frame.
- Step 5. Chassis frame — is part of — Truck. A body-on-frame design.