Control bar and industrial robot: what they have in common

1. Step 1. Control bar — is part of — Hang glider. A control bar with which the pilot shifts their weight.
2. Step 2. Hang glider — is made of — Polyester. The sail.
3. Step 3. Polyester — evolved from — Nylon. The next synthetic fibre.
4. Step 4. Nylon — evolved into — Kevlar. Aramids are relatives of polyamides.
5. Step 5. Kevlar — is material for — International Space Station. The micrometeoroid shielding is Kevlar and Nextel.
6. Step 6. International Space Station — has part — Industrial robot. The Canadarm2 robotic arm.

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