Arvada police were called to Dairy Engineering at 5783 Sheridan on a report of a hazardous material situation at 2:00 p.m. on Friday, January 8, 2010.
A 55-year-old male employee reported that a substance had "dripped" onto his face from his office phone. A Hazmat crew later identified the substance as the element mercury.
No one was taken to the hospital as a result of the situation.
An investigation of the incident is underway.