Scenario 99: What information does a placard showing a skull and crossbones symbol alongside the number '6' convey about a shipment?

Question: Scenario 99: What information does a placard showing a skull and crossbones symbol alongside the number '6' convey about a shipment?

Answer options:

• The cargo is a radioactive material
• The cargo is corrosive to living tissue ✅ The cargo is a poisonous or toxic substance (Class 6)
• The cargo is an infectious substance causing disease

Correct answer: The cargo is a poisonous or toxic substance (Class 6)

Explanation: A skull and crossbones symbol with the number '6' indicates dangerous goods of Hazard Class 6, Division 6.1: Poisonous (Toxic) Substances. This means the material is highly toxic and can cause serious injury or death upon exposure. The correct answer is "The cargo is a poisonous or toxic substance (Class 6)". This capacity-fill scenario 99 reinforces the same competency for the class3 bank and follows the certified explanation standard.