Practice question

Why must detonators (Group B) NEVER be carried in the same compartment as secondary blasting explosives (Group D) without an approved partition or special container?

  1. An accidental explosion of a sensitive Group B detonator would instantly initiate the mass detonation of Group D main charges
  2. Group D explosives dissolve Group B detonator outer shells on contact
  3. Group B detonators generate high voltage static electricity that destroys Group D packaging
  4. Group D explosives release toxic chlorine gas when exposed to Group B metallic casings

Answer: A — An accidental explosion of a sensitive Group B detonator would instantly initiate the mass detonation of Group D main charges

The correct answer is shown above. Try the full quiz for additional practice.

Practice more: UK ADR Class 1 Explosives Practice Questions - UK ADR Dangerous Goods Driver Class 1 Explosives Exam (Qualifications Scotland DfT) Exam →