Does the application of Biosolids pose a health risk?
Good hygiene practices are essential for persons coming in contact with biosolids. As in many other fertilisers and soil amendments, human sickness may result from exposure to chemicals, toxins or pathogenic organisms. Biosolids may contain some or all of these at various stages, particularly at the time of production. However, there are many barriers available to protect us from these. The potential health concerns for users of biosolids are excessive levels of toxic metals or chemicals, or presence of potentially pathogenic micro-organisms (e.g.: viruses and bacteria). All producers of biosolids are required to monitor their product for contaminants. Guidelines published by State, Territory and national governments in Australia and New Zealand ensure that good practice is followed when Biosolids are applied to agricultural land. In these circumstances, there is no danger to health from the resulting crop. The wet material may provide a suitable environment for organisms, and care is
