Safety Thoughts, News and Information
A place for my personal thoughts/views on safety, with focus on industrial safety.
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Showing posts with label
emergency switches
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Showing posts with label
emergency switches
.
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Jun 26, 2010
Whether oxygen levels at 19.5% are safe for work in confined space?
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Many people consider that the oxygen levels at or above 19.5% are safe to work in a confined space. However, I read somewhere that before as...
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