A new Duke University study shows acid mine drainage could help reduce radioactivity in wastewater generated from hydraulic fracturing.
In the environment fluorides occur both naturally as well as due to human activities. In natural waters, concentration of fluoride is low, ranging up to 5 ppm; however certain wastewaters from steel or mining plants have increased fluoride content of up to 80 ppm.
Shimadzu Scientific Instruments Inc. (SSI) will take over the X-ray spectrometer business from Kratos Analytical, a wholly owned subsidiary of Shimadzu Corp. Effective April 1, SSI will handle sales, service, and technical support for current and future customers of its X-ray spectrometers in the ...
Red water represents a very serious aesthetic and consumer confidence problem for aging infrastructure systems in America's older cities. These water distribution systems were built primarily with unlined cast iron pipe over 100 to 150 years ago.