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The organic solids product of wastewater/sewage treatment plants which can be utilized in agricultural production. The regulation of these by-products of human waste treatment as fertilizer or soil amendments vary among states.1

  1. Guide to minimize microbial food safety hazards for fresh fruits and vegetables [Internet]. U.S. Department of Health and Human Services, Food and Drug Administration, Center for Food Safety and Applied Nutrition (CFSAN); 1998 Oct. Available from:


James Peth

James Peth

James Peth, MS, MPH, PhD is an Assistant Prof. in Food Science and Human Nutrition at Colorado State University in Fort Collins, Colorado.