10
QuizMultiple Choice

Elements of Living Organisms

Question 10 • PA Human Anatomy & Physiology A 2026-2027 SMITH IC

Before using any chemical in the lab, why should one first read the Material Safety Data Sheet (MSDS)?

Answer
A
The MSDS provides information on safe handling of the chemical.
B
The MSDS explains where the chemical can be purchased.
C
The MSDS provides the chemical formula for the substance.
D
The MSDS describes how the chemical will react with other substances.

Explanation

An MSDS explains the hazards of a chemical and gives guidance on safe handling, storage, and what to do in an emergency. Reading it before use helps you protect yourself and others. Although it may include some chemical properties, its key purpose here is safe handling—not purchasing information.

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