Zinc reusable’ version

This trend also applies to the "reusable version of the manganese dioxide/zinc cell, which came onto the consumer market in... 

The efforts made to obtain a rechargeable (reusable) version of the zinc/air battery had to overcome a series of other restrictions. This is not surprising because, in addition to the chemical differences, this system had to deal with a scale-up to sizes applicable to electric vehicle propulsion. 

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