This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated.

HOUSTON — Students and faculty were evacuated Tuesday from the Science building at Texas Southern University due to a chemical scare.

According to university officials, there was a reaction to some sort of mix of chemical and water that produced a gas.

The incident was confined to one classroom, but the entire building was evacuated as a safety precaution.

The Houston Fire Department and EMS responded to the scene.

Classes are expected to resume at 1 p.m.