Answer:
The correct answer is : When they need to acquire information regarding the patient's contact with infectious agents.
Explanation:
A material safety data sheet or commonly known as MSDS book is a document that contain and list the hazardous effect, ingredients of a particular substance with physical and chemical characteristics. This list or book also gives idea about the effect of such hazard on human health.
A healthcare provider need to refer this book to know about the chemicals or substances that come in contact of a patient to get information about how it can adversely react, what are the handling precautions, the types of measures that can be used in case of exposure, or emergency.
Thus, the correct answer is : When they need to acquire information regarding the patient's contact with infectious agents.
