Haz-Mat crews worked to contain a small-scale chemical explosion at the University at Buffalo's North Campus in Amherst Monday evening.
University officials say the explosion happened in a lab at the Natural Sciences Building.
The incident was first reported as a fire, but investigators now tell us there was no actual fire.
The building has been evacuated. People are being asked to stay away until further notice.
The latest updates from the University are available here.
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