Ключевые слова: asia, blue collar, career, coal, danger, dark, dirty, dust, energy, environment, equipment, extraction, face, factory, fuel, grime, group, hard work, hardhat, helmet, industrial, industry, job, lab, machinery, man, men, miner, mining, native american, occupation, portrait, production, resource, risk, safety, soot, sweat, team, underground, worker, working,