Practice question

What is the primary parameter used in ADR to classify a liquid substance under Class 3 (flammable liquids)?

  1. The flash-point of the liquid
  2. The auto-ignition temperature of the liquid
  3. The boiling point of the liquid
  4. The vapor pressure of the liquid at 50°C

Answer: A — The flash-point of the liquid

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

Practice more: ADR Core Module Practice Questions - ADR Dangerous Goods Driver Training Certificate - Core Module (Europe) Exam →