| Query | User |
|---|---|
| bacteria that generate carbon and sulfur | entered by user 1992511 |
| rotten egg smell in water | entered by user 3581129 |
| well problems | entered by user 4921202 |
| well problems | entered by user 427916 |
| well water iron content | entered by user 8107797 |
| well water problems | entered by user 8730322 |