Practice question

A package is labeled with a placard showing vertical red-and-white stripes and the numeral 4. Which division and hazard does this represent?

  1. Division 4.1 - Flammable solid
  2. Division 4.2 - Spontaneously combustible
  3. Division 4.3 - Dangerous when wet
  4. Class 4 - Oxidizer

Answer: A — Division 4.1 - Flammable solid

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