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A comment on Battery supply problems faced by electric air taxis. Parent comment

Re:Battery supply problems faced by electric air taxis by selectodude on Wednesday February 05, 2020 @09:26AM (#22246885)
It’s like 2 percent by mass of spent iron slag.
[ Parent | on HN ]
Re:Battery supply problems faced by electric air taxis by detritus on Wednesday February 05, 2020 @09:34AM (#22246949)
Now now, no need to be rude.

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