NEW PRODUCTS Detector Electronics Corp., Minneapolis, has released its fixed methane gas detector, approved by the U.S. Mine Safety & Health Administration. Intended for underground installation, the device uses an infrared light beam to detect and measure methane gas concentration. It also does self-checks, so that any failures do not go unnoticed.
Company News: Detector Electronics Corp. releases fixed methane gas detector
April 19, 2008 at 2:01AM
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The 2025 statewide survey was first to ask in detail about social media usage, and many students think they have a problem with it.
