A purely mechanical method can produce a novel, more sustainable fertilizer in a less polluting way. Scientists have optimized a production method that is an adaptation of an ancient technique: by ...

Urea is a critical element found in everything from fertilizers to skin care products. Large-scale production of urea, which is naturally a product of human urine, is a massive undertaking, making up ...

Formaldehyde is an essential ingredient in the production of urea fertilizer, but an Environmental Protection Agency occupational exposure value ruling on the substance, could threaten its use in ...