Why does the hazard class system separate materials like explosives, gases, and radioactive substances into different classes rather than one general "dangerous goods" label?

Pick an answer

1. Because each class demands a different kind of handling, storage, and emergency response
2. They are simply a numbering convenience with no safety meaning behind the specific digits used
3. Because it makes the shipment paperwork longer for no functional reason
4. Because a single label would not fit on most containers

Correct!

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