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The Occupational Safety and Health Administration (OSHA) would like your gas detectors calibrated before each use. A full calibration for a 4-gas monitor requires about $6.60 worth of calibration gas, and takes about 5 minutes. This should be all the answer anyone needs, but in practice if your company has 500 monitors, it isn’t always practical and OSHA and ANSI know it. In text attempting to clarify the issue, the two regulatory agencies submit that it is best to follow the manufactur …

When considering work in confined spaces or around dangerous gases, it is important to have gas detectors present so that dangerous levels of gases can be detected. This helps you make informed decisions about whether to start work, and in the event of a problem, providing time for workers to get to safety. With so many choices in gas detection, it may be difficult to choose the right unit for you. Here is a recent question we recently received. "I am interested in purchasing a 4-gas mo …