(Woonsocket, RI)--No classes for students at Woonsocket High School and the Woonsocket Career and Technical Center on Thursday because of a heating unit fire.Superintendent Patrick McGee said in a community letter that students, faculty and staff were evacuated from the high school at around 12:30 yesterday afternoon, according to a report from WPRI-TV.McGee said the fire was immediately contained and put out.School will resume Friday to allow for work to clean the classrooms and hallways.