Definition Talcum powder is a powder made from a purified mineral called talc. Talcum powder poisoning occurs when someone accidentally or intentionally breathes in or swallows talcum powder. This is for information only and not for use in the treatment or management of an actual poison exposure. If you have an exposure, you should call your local emergency number (such as 911) or the National Poison Control Center at 1-800-222-1222. Alternative Names Talc Poisonous Ingredient Talc Where Found • Some…