Carfentanil is a dangerous new factor in the nation’s opioid crisis. This drug is behind rashes of deadly overdoses in Maryland, New Hampshire and other states. But how much do you know about it? Here are five quick facts about the drug:image of white powder next to a penny

Carfentanil, a synthetic opioid, is a white powdery substance that looks like it could be cocaine or heroin. Drug dealers mix it with heroin to presumably make the heroin stronger.