Laboratories use a variety of tests to analyze urine samples. These include pH measurement, specific gravity checks, and chemical composition analysis. High-end synthetic urine mimics all these ...

The concept of using urea to grow bricks was tested in the United States some years back using synthetic solutions, but Lambert’s brick uses real human urine for the first time, with significant ...

Urine is rich in nitrogen, which is important for plant growth, and now scientists have found an efficient way of utilising this to make human wastewater into fertiliser ...