What is hazard list three classes of hazards and give an example for each one?

A hazard is a potential source of harm or adverse effect on individuals, property, or the environment. Three classes of hazards include:

1. Physical hazards (e.g., slipping on wet floors) that can cause injuries through accidents.
2. Chemical hazards (e.g., exposure to toxic substances like asbestos) that can lead to health issues.
3. Biological hazards (e.g., bacteria or viruses in contaminated food) that can cause infections or diseases.