INTERMITTENT HEADACHES TRACKED TO HOSPITAL’S LOADING DOCK ACTIVITY P-TRAKTM ULTRAFINE PARTICLE COUNTER CASE STUDY #1 Background Every morning and especially on Mondays, a doctor at a large metropolitan hospital complained about vehicle exhaust odors in his second floor office and the headaches that often resulted. Only this occupant complained of the odor; occupants of adjacent offices served by the same air-handling unit had no complaints. Management investigated the doctor’s complaint but could not find evidence of exhaust. Building maintenance personnel made several unsuccessful attempts to eliminate an odor they could not detect. They were unable to placate the doctor by showing him that his office area and the loading dock were serviced by separa

Join for free to read