170519-N-HN707-052 PORTSMOUTH, Va. (May 19, 2017)Jena Brunson, an industrial hygienist assigned to the Navy and Marine Corps Public Health Center (NMCPHC), demonstrates how to use a thermo-anemometer during the Industrial Hygiene Department’s Exposure Monitoring Course laboratory exercise in Portsmouth, Va. The course serves as an introduction to the concepts, theory and terminology associated with industrial hygiene. NMCPHC is the Navy’s go-to resource for subject matter expertise in the fields of industrial hygiene, occupational and environmental health, preventive medicine, health promotion and wellness, epidemiology, health analysis and risk communication. (U.S. Navy photo by Genevieve Williams/Released)