Zinc–nitrate batteries are a primary non-rechargeable energy storage system that utilizes the redox potential difference between zinc and nitrate ions to store and release electrical energy.

In order to determine which of the preceding is the case, elemental zinc is added to the broth. Zinc will convert any remaining NO 3- to NO 2- thus allowing nitrate I and nitrate II to react with the ...

"By increasing the nitrate levels available to the model legume ... This led to the secondary discovery that zinc levels play a role in triggering FUN to become active and shut down nitrogen ...