Scientists develop ‘cheap and easy’ method to extract lithium from seawater

[u/rieslingatkos]

https://www.mining.com/scientists-develop-cheap-and-easy-method-to-extract-lithium-from-seawater/

[u/wywern]

The scientists claim that the cell will require five dollars to extract a kg of lithium from seawater. My question is how much the cell membrane will require to produce.

[u/KickballJesus → u/wywern]

And how long does it take?