Massive Scam Threatens Your Health — by Placing Toxic Chemicals on Land, Polluting Industries Are Allowed to Bypass Clean Air and Water Regulations

http://articles.mercola.com/sites/articles/archive/2015/11/01/biosolids-fertilizer.aspx?e_cid=20151101Z1_DNL_art_1&utm_source=dnl&utm_medium=email&utm_content=art1&utm_campaign=20151101Z1&et_cid=DM89600&et_rid=1193404526
If the bag of compost you're looking at happens to include "milorganite" on the label, avoid it like the plague.