I have 35 years of experience and specialize in the field of industrial hygiene with specific knowledge in the areas of chemical and biologic exposures, warnings and labeling, and OSHA compliance. I have published on such topics as hazardous exposure evaluations, OSHA compliance, and employee training on the handling of hazadous materials. I have testified 20 times on topics such as asbestos, benzene contamination, and other hazardous chemical and biologic substances.