Never buy new batteries! Just use salt and your old batteries can be reused

With this simple method, you can reuse your old batteries using only salt and water, saving money and reducing environmental impact. While this process is temporary, it’s a great quick fix to give a second life to seemingly useless batteries:

Materials Needed
Old batteries (AA, AAA, etc.).
Common salt.
Warm water.
Small container or glass.
Dry towel or cloth.
Gloves (optional, for added safety).
Procedure
1. Prepare the salt solution:
Fill a small bowl with warm water.
Add a good amount of common salt to the water and stir until completely dissolved.
2. Prepare the batteries: