Catalytic bead sensors are used primarily to detect combustible gases. They have been in use for more than 50 years. Initially, these sensors were used for monitoring gas in coal mines, where they replaced canaries that had been used for a long period of time.
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http://www.intlsensor.com/pdf/catalyticbead.pdf
This entry was posted on Tuesday, August 12th, 2008 at 10:26 am and is filed under detector.
