Crab shell ebike batteries?

[guerney]

"The battery is 99.7% energy efficient even after 1,000 battery cycles"

Crab and lobster shells could be used to make renewable batteries

Prototype designed using chemical in crustacean shells remains 99.7% efficient after about 400 hours

www.theguardian.com

 

[Ray Winder]

But does it make your bike travel sideways?

 

[guerney]

That's chitin!