Several people were evaluated by paramedics at the scene and one firefighter was taken to a local hospital “as a precaution,” a Cambridge spokesperson said.

Emergency crews handled a contained hazardous materials incident at a lab facility on Portland St. in Cambridge.

Firefighters responded to a HAZMAT situation in a research lab in Cambridge Thursday morning. The incident at a lab on Portland Street was able to be contained but several people were evaluated by paramedics. Cambridge police officers helped by diverting ...