Practice question

What is the physical definition of a Class 7 radioactive material under ADR Chapter 2.2.7?

  1. Any material containing radionuclides where both the activity concentration and the total activity in the consignment exceed ADR threshold values
  2. Any chemical substance that causes severe skin burns within 3 minutes of contact
  3. Any flammable liquid with a flashpoint below 0 °C
  4. Any gas pressurized to over 200 bar

Answer: A — Any material containing radionuclides where both the activity concentration and the total activity in the consignment exceed ADR threshold values

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