In East Java, Indonesia, hundreds of miners face deadly smoke to mine sulfur, or devil s So why do they do it In this episode of Risky Business, we head to Ijen volcano to find out. MORE INSIDER NEWS VIDEOS: Why A Rare Frog s Mating Call Could Save Its Life From Famous Actor To Refugee: How Life Changed For Afghanistan s Artists, Insider Docs What It s Like To Fight Fires With Hands And Tools