Multiple people have been hospitalized Wednesday afternoon, including one person who was air-lifted to Portland, after a chemical explosion in Detroit, Maine. Police, fire, and emergency officials were called to North Agriculture Sales around 1 p.m. in response to the explosion. The explosion caused a fire, which has since been put out. Authorities say the explosion was caused by sulfur dust being ignited. The conditions of the victims who were hospitalized are unknown at this time.