Fish pond water on the right and filtered water on the left. Filtered water is showing 22ppm purity.
- Copyright
- Creative Commons (BY-NC-SA)
- Created on
- Sunday 16 July 2017
- Posted on
- Sunday 16 July 2017
- Dimensions
- 1200*963
- File
- flickr-35786441362.jpg
- Filesize
- 358 KB
- Tags
- Sawyer, Water Filter
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