AIRPORT EMPLOYEE Dangerous Goods Handling and Regulations 1

Question 1

Which organization publishes the primary international regulations for transporting dangerous goods by air?

Accepted Answer

International Civil Aviation Organization (ICAO)

Answer

ICAO publishes the Technical Instructions for the Safe Transport of Dangerous Goods by Air, which are the primary international legal framework.

Question 2

What are the nine UN hazard classes for dangerous goods?

Accepted Answer

Explosives, Gases, Flammable Liquids, Flammable Solids, Oxidizers/Organic Peroxides, Toxic/Infectious, Radioactive, Corrosives, Miscellaneous

Answer

The UN/ICAO system has nine hazard classes: 1 Explosives, 2 Gases, 3 Flammable Liquids, 4 Flammable Solids, 5 Oxidizers/Organic Peroxides, 6 Toxic/Infectious, 7 Radioactive, 8 Corrosives, 9 Miscellaneous.

Question 3

What does the 'Packing Group' designation (PG I, II, III) indicate for dangerous goods?

Accepted Answer

The degree of danger posed by the substance, with PG I being highest danger

Answer

Packing Groups indicate danger level: PG I = great danger, PG II = medium danger, PG III = minor danger.

Question 4

What does it mean when a dangerous goods shipment is labeled 'Forbidden'?

Accepted Answer

The item is not permitted to be transported by air under any circumstances

Answer

'Forbidden' means the substance may not be transported by air under any circumstances — not even with special approval.

Question 5

When handling radioactive materials (Class 7), what is the most important safety principle for airport workers?

Accepted Answer

Minimize time of exposure, maximize distance from the source, and use shielding

Answer

The three principles of radiation protection are Time (minimize), Distance (maximize), and Shielding — known as TDS.

AIRPORT EMPLOYEE Practice Test

AIRPORT EMPLOYEE Practice Test

AIRPORT EMPLOYEE Dangerous Goods Handling and Regulations 1