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| | Sludge Information, Letters and Opinions Page |
 | | This sludge, also known by the more bureaucratic term "biosolids," is rich enough in nutrients to be used as fertilizer but toxic enough to warrant regulation. |
 | | The EPA knew sludge contained other pollutants and bacterial pathogens, such as salmonella, E. coli, endotoxins, and asbestos, and viruses that cause polio, hepatitis A, and meningitis, but it decided to rely on sludge treatment and its exposure to air, heat, and sunlight to minimize their harm. |
 | | Sludge also includes traces of household chemicals poured down drains, detergents from washing machines, heavy metals from industry, synthetic hormones from birth control pills, pesticides, and dioxins, a group of compounds that have been linked to cancer. |
| www.madisonmatters.com /Stories/Sludge/sludgeOpEd.html (6270 words) |
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