Hazardous Materials Incident on Elizabeth Street in Delmar. Paramedic B-74, Truck 74-4, Engine 74-1 and Utility 74-8 with the Decon Trailer responded. The Haz-Mat unit from Salisbury was also requested to assist with patient removal which brought Haz-Mat 1, Truck 2, Air Utility 1 and Assistant Chief 1. Paramedic B-74 transported one patient Priority-3 to Peninsula Regional for evaluation. Units operated on-scene for approximately one hour