The PID is one of the most sensitive detectors available for many toxic compounds with detection limits in the low or sub-ppb range. As we learn more about chemicals and their interaction with the ...

FLINT, MI -- Seventy-one water systems in Michigan now have higher lead levels than the city of Flint, results of the most recent federally-required testing shows. Water sampling in Flint from January ...

A suspended chalcogenide waveguide achieves record ppb-level gas detection in the near-infrared, enhancing sensitivity for ...

Atmospheric concentrations of the greenhouse gas carbon dioxide reached record levels in 2005 according to the World Meteorological Organization (WMO). The U.N. organization said that carbon dioxide ...

This article outlines the identification of speciated volatile sulfur-containing compounds in high methane content gaseous fuels such as natural gas, utilizing the innovative PAC SeNse detector. The ...

Just three years ago this month, the carbon dioxide monitoring station atop Hawaii’s Mauna Loa reached a significant milestone: the first measurement of CO2 concentrations that exceeded the benchmark ...

Paul Krummel receives funding from MIT, NASA, Australian Bureau of Meteorology, Department of the Environment, & Refrigerant Reclaim Australia. Paul Fraser receives funding from Refrigerant Reclaim ...