Regulations第 19 / 80 题
What is the packing group of a material used to indicate?
a.The color of the required label
b.The truck weight limit
c.The degree of danger within a hazard class (I is greatest, III is least)
d.The number of placards needed
解析
Packing groups I, II, and III show the relative degree of danger, with Group I representing the greatest hazard and Group III the least. They appear in Roman numerals on the shipping paper. Some classes, such as gases, do not use packing groups.
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