Simple Salt-water Battery for Free Light
by CURIOS KURT in Circuits > Electronics
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Simple Salt-water Battery for Free Light

WE ARE GOING TO MAKE A SALT WATER BATERY. IT CAN BE A GOOD SOURCE OF LIGHT IN EMERGENCY OR FOR THOSE WHO DON'T HAVE LIGHT.
Supplies
Here are the materials you'll need for this project
- Aluminum (Ex. Foil)
- the carbon thing from battery (Manganese oxide)
- Wires
- tape
- String- Got mine from a mask.
GET THE IDEA

WATCH THIS SHORT VIDEO FOR BETTER UNDERSTANDING
Extraction of Cathode

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Get the carbon thing from the battery by striping the zinc cothing
FINISHING OUR CELL

Make sure that anode and cathode don't contact together.
Connect Your Cell to a Joule Thief

we need to boost our voltage inorder for our load in my case small led to work. A joule thief is a minimalist self-oscillating voltage booster that is small, low-cost, and easy to build, typically used for driving small loads.
Connection
SALT-WATER MIXTURE➡CELL➡JOULE THIEF➡LED➡LIGHT
WE JUST MADE A BASIC BATTERY!