PRACTICE EXAMINATION 2026
QUESTIONS WITH ANSWERS GRADED
A+
◍ What are Dangerous Goods (DG)?.
Answer: Articles or substances capable of posing a risk to health, safety,
property, or the environment when transported by air.
◍ Name three examples of Dangerous Goods..
Answer: Flammable liquids, lithium batteries, and toxic substances.
◍ Why are Dangerous Goods strictly controlled in air transport?.
Answer: Due to high-risk environments such as pressure changes,
temperature variations, and limited firefighting capability.
◍ Possible signs of DG presence on board.
Answer: -A bad smell-Abnormal noise, e.g. escaping gas-Could be present
in certain types of passenger carry- on bags e.g. backpacks may have
camping gas equipment-Sales representatives may have reinforced sample
cases containing vaccines or industrial chemical samples-Extemly hot spots
on the cabin floor may indicate a problem with dangerous goods in the cargo
hold-Liquid dripping from an overhead bin
◍ Dangerous Goods (DG).
Answer: Articles or substances which are capable ofposing hazard to health,
safety, property or environment and which are shown in the list of
dangerous goods in the technical instructions or which are classified
according to those instructions.
◍ Shipper.
, Answer: Person responsible for packing and shipping dangerous goods.
◍ UN Number.
Answer: Four-digit number assigned by the United Nations to identify an
article or substance or a particular group of articles or substances. Example:
UN1234
◍ Proper Shipping Name.
Answer: Every dangerous good is given a proper shipping name, which are
listed in alphabetical order in the IATA DGR (blue pages section 4.2). This
is the name or description that best matches the article.Examples: 2,2` -
Dichlorodiethyl ether.
◍ Class.
Answer: Different dangerous goods carry different hazards dangerous goods
are divided into 9 different classes. In certain 6 cases, these classes are
further sub-divided into divisions to identify particular hazard within that
class. Example: Class 3 Flammable Liquids
◍ What is the core principle of Dangerous Goods handling?.
Answer: Dangerous Goods are forbidden unless specifically permitted.
◍ Subsidiary hazard.
Answer: Dangerous goods articles may be associated with more than one
hazard. Secondary hazard is then shown in brackets after the main one.
When shipping dangerous goods hazard labels should reflect main and
subsidiary hazard. Example: 3 (8) Flammable liquid, subsidiary hazard -
Corrosive.
◍ Indentification of Dangerous Good.
Answer: UN Numer and Proper Shipping Name
◍ HANDLING LABELS.
Answer: Packages containing dangerous goods are normally identified with
hazard labels, intended to alert you to the hazard inherent to the contents
Hazard labels are in the shape of a diamond and have minimum dimensions
of 100x100mm.