biosolid

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biosolid

[¦bī·ō‚säl·əd]
(civil engineering)
A recyclable, primarily organic solid material produced by wastewater treatment processes.
References in periodicals archive ?
The EPA classifies biosolids according to contamination level for a range of metals, pesticides, and PCBs (C1-C4), and treatments that govern the level of microbial contamination (T1-T4).
Farmers who follow pre- and postapplication management regulations can obtain permits to use biosolids for amending fields where food and feed crops are grown.
The biosolids generated create a significant volume of wet-solid waste that must be disposed of in an environmentally responsible manner," Tran said.
They also want to ensure that toxic metals such as cadmium and lead in biosolids are not able to re-enter the food chain, as their presence is a major obstacle to the widespread reuse of biosolids as soil improvers.
We developed a web-based survey and semistructured telephone interview guide to assess current practices in responding to citizen reports concerning land application and to articulate biosolids officials' opinions about the practicalities and feasibility of implementing an investigation protocol responsive to public concern at local, state, and national levels.
The bagasse and the biosolids were collected on Miyako Island, the former from a sugar factory, the latter from agricultural sewage.
Farmers who are feeling the pinch might turn to biosolids to reduce costs.
Severn Trent Water supplies 600,000 wet tonnes of sludge to farmers every year and we have seen a 25% rise in demand for biosolids since the start of 2008," said Severn Trent press spokesperson Sophie Jordan.
biosolids on the grounds that they were environmentally unsafe, yet allowed cities within Kern County to keep using biosolids as farmland fertilizer.
Although the land application of biosolids is highly controversial in many communities, to date there has been little scientific evidence to quantify the risks of off-site human exposure to disease-causing organisms.
Mill personnel accomplished an about-turn from landfilling to recycling by implementing a comprehensive land application program for the beneficial use of residuals including paper mill biosolids (PPMB) on land.
On Apri1 22, Wyoming Mayor Douglas Hoekstra and Grand Rapids Mayor John Logie signed a Memorandum of Agreement by which the two neighbors will cooperate to develop a joint wastewater biosolids management facility that will produce a high quality fertilizer and soil conditioner from treated wastewater residual materials.