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Story summary
- Federal Bureau of Investigation (FBI) hazmat teams responded to a house in Irvine, California, after a landlord reported activity involving a 17-year-old.
- The teenager's family denied terrorism allegations, saying he is a science student at UC Irvine.
- The family said the equipment was standard chemistry lab tools, and authorities found formulas on a whiteboard.
- No arrests have been filed, and officials say there is no known threat to public safety.
