Tutorial+Ten

__Avian Elements- High-Speed Train:__ The design of the Japanese high-speed train employed the design of the feathers of a owl in designing serrations for the train that helped reduce the noise that were created by its pantograph. It also used the shape of the beak of a Kingfisher as a model to design the front of the train. It helped reduce the noise that was created when the train passed through a tunnel into open air space by changing its aerodynamics. __Sticking, Naturally- Toxin-Free Glue:__ A very strong toxin-free glue was created by recreating the composition of the secretions mussels use to stick to surfaces underwater. __Leaving No Trace- Self Cleaning Paint:__ Adopts the hydrophobic surface structure of lotus to leaves to develop a line of paints in Germany that cleans itself with rain water.