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FORT WORTH(CBSDFW.COM) - Trimble Tech High School let out early Wednesday afternoon after two teachers experienced an allergic reaction in a school science lab.

Fort Worth Firefighters are checking for a possible cause.

Fort Worth Schools authorized the early dismissal on the recommendation of the Fort Worth Fire Department Hazardous Materials team. The school will resume operations after a thorough evaluation of the building, according to a news release from the school district.

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