Which document is essential for understanding the hazards of a chemical?

The Material Safety Data Sheet (MSDS), also known as the Safety Data Sheet (SDS), is essential for understanding the hazards of a chemical because it provides comprehensive information about the chemical's properties, potential hazards, safe handling procedures, and emergency measures in case of an accident.

The MSDS contains sections that detail physical and chemical characteristics, health hazards, protective measures, and information on safety precautions. This information helps users comprehend the risks associated with a chemical and how to work safely with it, which is critical in both industrial and laboratory settings.

Operational manuals, employee handbooks, and safety protocol guidelines may contain important information related to safety procedures and company policies, but they do not typically provide the specific and detailed hazard information that is found in an MSDS. The MSDS is a regulatory requirement and serves as a key resource for anyone who handles hazardous materials, making it indispensable for ensuring safety and compliance in the workplace.