Practice question

What is the significance of the Net Explosive Mass (NEM) or Net Explosive Content (NEC) on transport documentation?

  1. It represents the net weight of explosive active substance only, excluding packaging and casing mass
  2. It represents the gross weight of the truck including fuel and driver
  3. It measures the volume of nitrogen gas released upon combustion
  4. It specifies the weight of outer cardboard boxes only

Answer: A — It represents the net weight of explosive active substance only, excluding packaging and casing mass

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