Western High School in Davie has been evacuated due to a suspicious smell.
Fire officials say something was sprayed in the hallway of the school located at 1200 Southwest 136th Avenue.
The fire department and the hazmat team are on campus testing the air quality to determine what the substance is, and if it poses any threat.
Students were also being taken outside of the school as a precaution. No one was in danger, officials said.