May 20, 2011 > Hazmat unit responds Hazmat unit responds Submitted By Milpitas Fire Department On Tuesday, May 17 at 4:18 p.m., eight units from Milpitas Fire Stations 1, 2 and 4 responded to a report of sick employees and an unidentified odor at 1780 Clear Lake. First-in engine 2 reported a haze and odor within the business and all employees were evacuated. Milpitas Police controlled vehicular and pedestrian traffic; a command center was established and fire units investigated. Those complaining of difficulty breathing were evaluated and released on scene. No one was transported to a hospital. A Hazardous Materials Investigator was requested to meet with the business and building owners to assure compliance and safety. It was determined that symptoms were caused by dental acrylic monomer. This incident involved nine fire units and two police units; no fatalities or injuries were reported. The scene was cleared of emergency personnel at 5:50 p.m.