BRASSING OUT - Kronos Data Mining

Jeff Millard — Oct 2010

Underground mines are required to have a TAG IN/OUT board that miners use to indicate when they go underground and when they leave the mine. Go into the mine, put your tag on the IN side, leave the mine and put your tag on the OUT side. This is known as “BRASSING IN” or “BRASSING OUT” since many mines continue to use brass tags with the miner's name stamped on it. The obvious purpose is to quickly and easily tell who is underground if there is a problem or at the end of the day. (If you think missing your carpool ride home is bad just imagine missing the last elevator out of the mine with no one checking for stragglers)

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