Measuring the total dissolved solids, or TDS, gauges the strength of a hydroponic nutrient solution and is an unparalleled method of determining water quality. When growing hydro make sure to take all ...

Dr Suresh Sisodia is Senior Vice President at Havells India Ltd. It is a well-known fact that the water supply that reaches our home is contaminated with different types of hazardous materials which ...

In a bid to regulate the use of RO purifiers, NGT has directed the government to prohibit them where total dissolved solids (TDS) in water are below 500 mg per litre and sensitise public about the ill ...

The University’s Office of Sustainability boasts “more than 250 filtered water bottle-filling stations.” Yet the fountains on campus vary significantly, having been installed at different times. On ...

Using a three-way factorial experimental design the effects of water temperature, ionic content and total dissolved solids on the reproductive rates of Nephelopsis obscura and Erpobdella punctata were ...

The Merrimack River Watershed Council (MRWC) released its analysis of 2024 water quality data, raising questions about dangerous fecal bacteria levels in specific segments of the Merrimack River.

Neighbors of refineries can see the glowing flares and visible plumes of air pollution rising into the sky. But water pollution often happens at ground level, or below, out of sight for both local ...