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Loud drilling burst of an industrial pneumatic wedge
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Man saying, "Will the column nurse please report to B77"
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Woman saying, "This is not a drill"
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Light fast clicking of industrial air ratchet in operation
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Man saying, "Officer needed for confined space permit"
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Man saying, "All available officers report to column B77"
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Man saying, "Will the plant nurse please report to column B77"
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Man saying, "All available officers to column B77"
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Man saying, "Will the plant nurse please report to column B77", PA announcement
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Woman saying, "Officer needed for confined space permit"
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