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WARNING! Sewage sludge is toxic. Food should not be grown in "biosolids." Join the Food Rights Network.
Sludge Science is a category dedicated to testing and assessments of the hazards of sewage sludge. There is now a SourceWatch Portal on Toxic Sludge
Pages in category "Sludge science"
The following 4 pages are in this category, out of 4 total.