Final answer:
Industrial hygiene principles involve identifying and reducing hazards in the workplace to protect workers' health and safety.
Step-by-step explanation:
Industrial Hygiene principles involve the recognition, evaluation, and control of hazards in the workplace. These hazards can be chemical, biological, physical, or ergonomic in nature. Industrial hygiene is concerned with identifying and reducing risks to workers' health and safety by implementing appropriate control measures and ensuring compliance with regulations.