The correct answer is : section 4. material safety data sheet
Explanation:
A Material Safety Data Sheet (MSDS) is a data record that gives health and prevention and safety data about chemicals, substances or products that are named risky substances or hazardous products.
Detailed data about any emergency treatment that ought to be given, and when. For instance, directions for what to do if the skin or body part exposed to the chemical. Likewise in this segment are indications or effects from introduction to the chemical exposure.
Thus, the correct answer is : section 4. material safety data sheet
