What is a Certified Industrial Hygienist (CIH)? Do I Need One?

Updated Oct. 2025 Certified Industrial Hygienist (CIH): Your Guide An Industrial Hygienist is a professional dedicated to protecting the health and safety of workers and the general public. Through a combination of education, training, and practical experience, Industrial Hygienists identify and evaluate health hazards in the environment, determine their potential impact on human health, and … Continue reading →