Hazardous materials are grouped into classes identifying their similarities in composition and structure.
<h3>Why hazardous materials are grouped into classes?</h3>
The hazardous materials are grouped into classes in order to tell us about the severity of hazard and it is done on the basis of similarity in composition.
So we can conclude that hazardous materials are grouped into classes identifying their similarities in composition and structure.
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D Continental drift and b
It is c2h5 if you our doing it on edunitey thats all i can say
Answer: true
sound waves need particles to move through
Use the chart to help you look carefully at the numbers and the volumes to figure the questions out hope this helps
