1. Uhlobo lokucindezela inkinobho, ukwakheka kwezinkinobho zemigqa eminingi
2. Isisu somfutho we-Double-layer, kulula ukulungisa umzimba omuhle
3. I-Cartilage pressure memory cartilage pressure, isiza ukuhlehla kwesisu
4. Ayigoqeki emaphethelweni ukuvimbela ukushelela
5. Linganisa ijika lomzimba likhululekile kungabikho imiphetho ephukile awekho amamaki