Montgomery County Fire and Rescue Service (MCFRS) crews are responding to a hazmat incident in a Rockville hotel on Monday, according to radio transmissions.
At about 4:40 p.m., MCFRS crews were dispatched to the Extended Stay hotel located at 2621 Research Boulevard for the report of an uncontained hazmat incident.
At about 4:45 p.m., crews went into the building and reported a strong odor, something sulfur-based. The firefighter said the resident of the room advised that they had mixed together chemicals in one of the rooms…