| PRIONS PRIONS IN COMPOSTING Postings of Helane Shields to Composting Council discussion group in 2006 on issue of infectious human and animal prions in both Class A and Class B sewage sludge biosolids, with particular regard to the fact that EPA pathogen reduction measures under Part 503 do NOT inactivate prions . . . . . Helane Shields Email to US EPA and WEF - human and animal prions in Class A sewage sludge biosolids compost which is promoted for home use as pathogen free “PRIONS” ARE PATHOGENS -- The Prion Diseases Prions in intestines and feces "Human prions in public sewers, autopsies, etc." "Human prions in public sewers, embalmers, funeral directors, etc. " 'SCIENTISTS FIND PRIONS SURVIVE IN SLUDGE "BIOSOLIDS" . . . and PRION INFECTIVITY AMPLIFIED BY SOIL" |