Drug-eluting coating and aeroplane: what they have in common
- Step 1. Drug-eluting coating — is part of — Stent. It prevents re-narrowing.
- Step 2. Stent — is made of — Stainless steel. Stainless steel or nitinol.
- Step 3. Stainless steel — is material for — Flight recorder. Stainless steel.
- Step 4. Flight recorder — is part of — Jet airliner. Flight recorders.
- Step 5. Jet airliner — evolved from — Aeroplane. A jet aircraft.