The Fundamentals of Industrial Hygiene is the primary duty of an Industrial Hygienist. It ensures that concentrations of environmental contaminants in the air are at the lowest and safest levels possible. This is accomplished through implementing preventive measures in hazardous areas and by providing air monitoring to confirm that the levels meet both government and institutional regulations. The various environmental factors or stresses that can cause sickness, impaired health, or significant discomfort in workers can be classified as chemical, physical, biological, or ergonomic. Key Words: Industrial Hygiene, Industrial Hygienist, Industrial Hygienist Duty, Hygienist Preventive Measures, Safety Awareness, Safety Video, Safety Training, Safety DVD. Runtime: 33 Min. WITH PURCHASE OF ANY ENGLISH VHS OR DVD YOU WILL RECEIVE A FREE WRITTEN MATERIAL CD-Rom. The CD-ROM of written materials may include: Leaders Guides, Questions & Answers, Manuals, and Power Points. Contents vary depending on program.