Sewage sludge can end up as fertilizer on farm fields. Here's what to know about biosolids.
The process for producing these materials can vary greatly, and some unwanted things can end up in those biosolids.
Residue from human waste has long wound up as farm fertilizer. Some neighbors hate it
In the summer, the sewage sludge, referred to in the industry as biosolids, attracted so many flies there was no way to keep ...
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Are seed oils bad for you?
The online argument over seed oils is getting heated (sorry) and it’s hard to separate fact from conjecture. So we asked the experts who actually know what they’re talking about ...