What is the black oily substance in the water?
• AWWU’s Water Distribution Operators have responded to several water quality concerns from customers regarding a black oily substance in the water. Here is the most common cause of Black Specks in the water. Typically the complaint is located at a plumbing fixture that is connected to the house plumbing with a braided stainless steel hose. These braided stainless steel lines have a black rubber lining that breaks down over time forming a black oily substance that breaks free and floats in the water. The black residue will appear oily when you rub it between your fingers. Another test is to disconnect the hose feeding the plumbing fixture and take a Q-tip and run it into the hose and check for the black oily substance. These specks are very apparent in white cups and plumbing fixtures. • This problem is easily corrected by changing out these lines in question with new braided stainless steel lines sold in most hardware and plumbing supply stores. The newer products do not break down li
Related Questions
- I receive random drug screenings as required by my job. Does Black Gold contain any substance that would test positive for any illegal or controlled substance?
- What are the differences between black letter and grey letter text in Australian Water Accounting Standards and Statements of Water Accounting Concepts?
- What is that black, oily substance dripping from the bottom vents of the charcoal bowl or seeping out around the access door knob?
