... monitoring from gas storage facilities, landfill site surveys and pollution monitoring. While some products are aimed at detecting individual gas species in specific applications, such as the leakage of SF₆ from gas insulated electrical switchgear, others, mostly fixed devices, offer a multi-gas...

... and other monitoring applications. It concludes with a brief overview of research. Findings As a consequence of legislation, a technologically diverse family of sensors are used in a wide range of portable and fixed instruments to determine numerous polluting compounds entering and present...

...Robert W. Bogue This paper, describes a low cost, on‐vehicle performance and emission monitoring system, VPEMS, which was developed under the UK government's Faraday Partnership scheme. The system transmits vehicle and environmental data in real time to a master control center. Pollution Road...

... the measured points are not represented but the data are fitted by a quadratic polynomial, simply to show the typical variation between ashes. © MCB UP Limited 2002 Lasers Environment Pollution Coal Fly ash is a finely divided powdery substance produced in the furnaces of pulverised...

... on the TOC scale. © MCB UP Limited 2002 Sensor Pollution Water Total organic carbon (TOC) is one of the indexes considered for the assessment of the quality of aqueous solutions and the possible associated environmental risks. In unpolluted waters TOC is mainly due to humic substances...

..., sulphide and methane, as well as iron and other metals. Measuring pollutants in marine environments Keywords Marine environment, Pollution, Sensors, University of Delaware A University of Delaware chemistry and biochemistry professor and his colleagues have developed a micro-electrode...

... © MCB UP Limited 1998 --> Bell Laboratories Lasers Pollution Sensors Laser-based sensor for pollution Keywords Bell Laboratories, Lasers, Pollution, Sensors Bell Laboratories, Murray Hill, New Jersey, scientists have demonstrated a laser-based semiconductor...

.... © MCB UP Limited 1996 Detection Pollution Sensors Technology Tests Features Self-diagnostic gas sensors which differentiate carbon monoxide from interference gases for residential applications Peter McGeehin The author Peter McGeehin is based at Capteur Sensors & Analysers Ltd...