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Coal mining is a tough job — miners work long hours in harsh conditions, but it pays well and some people love it. Here's what it's like down below.
Documenting 'Dirty' Jobs: Miners At Work : The Picture Show : NPR
What Are Mines?
What Life Is Like Working in Underground Coal Mines in the US
CDC - Mining - History of the Mining Program - NIOSH
What Life Is Like Working in Underground Coal Mines in the US
What Life Is Like Working in Underground Coal Mines in the US
New coal mine tour shares Pennsylvania's checkered mining legacy
A coal mine meant to educate the public reopens after nearly 50
Absolute darkness: A day in a miner's life
In Kentucky, The Coal Habit Is Hard To Break : NPR
