Rural Household Sodium Hypochlorite Production
disinfect water with a dynamo, 2 d-cell non alkaline batteries, a couple wires, and a water bottle
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- Created
- June 13, 2010 18:55
- Category
- License
- All Rights Reserved (What is this?)
- Formats
- H.264 Video (mp4), mov
- Additional Files
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- 5031 times
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