An MSDS must contain __________ sections.

The correct answer is that an MSDS (Material Safety Data Sheet) must contain 8 sections. An MSDS is a crucial document that provides information about the properties of a particular substance. These sections typically cover essential aspects including identification of the substance, hazards associated with it, composition, first-aid measures, firefighting measures, accidental release measures, handling and storage guidelines, exposure controls and personal protection, and physical and chemical properties.

Each of these sections serves to ensure that individuals handling or coming into contact with the chemical have access to important safety information, helping to prevent accidents and ensure proper handling. Having eight structured sections allows for effective communication of safety measures to prevent misuse and hazardous situations in environments such as laboratories, veterinary clinics, and agricultural settings.