Practice question

In a UN packaging code stamped on a drum (e.g. UN 1A1/Y1.8/150/26), what does the letter 'Y' indicate?

  1. The packaging is only approved for Class 9 substances
  2. The packaging is approved for Packing Group II and III substances
  3. The packaging is made of yellow plastic
  4. The packaging can only be transported by rail

Answer: B — The packaging is approved for Packing Group II and III substances

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