Answer :
Automotive batteries are an example of : Class 9 hazardous materials
What is a Class 9 hazard?
Hazardous materials are, by definition, any chemicals or materials that, when transported in commerce, could pose "an unreasonable risk to health, safety, and property." They need to be recognized by appropriate handling, communication, and packaging.
While certain battery types are less dangerous than others, automotive batteries are among the materials with the highest potential for harm. Substances that pose a risk to the environment or public health are classified as hazardous materials. These items need to be handled carefully since hazardous compounds are deadly.