Saltwater battery

Saltwater battery project, on this project we added four scopes of salt into a 8 oz plastic bottle filled 3/4 of water. With this I able to power an LED bulb, it was not bright. Next we combined with three other groups, we had four saltwater batteries and were able to power a digital clock.
More May 5

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    Saltwater battery project, on this project we added four scopes of salt into a 8 oz plastic bottle filled 3/4 of water. With this I able to power an LED bulb, it was not bright. Next we combined with three other groups, we had four saltwater batteries and were able to power a digital clock.