Definition of Dangerous Goods :
Dangerous goods are those articles or substances which are capable of causing a significant risk to health, safety and property when transported by air.
Dangerous goods may be divided into 3 categories :
( 1) ACCEPTED (2) EXCEPTED and (3) FORBIDDEN dangerous goods.
(1) ACCEPTED dangerous goods are those which are accepted on hoard the a/c as they comply with the provisions of DGR.
(2) EXCEPTED dangerous goods are those which are given exceptions to the provisions of DGR, accepted on board the a/c and transported by air.
(3) FORBIDDEN dangerous goods are those which do not comply with the provisions of DGR, not accepted on board the a/c and not transported by air.
(I) Examples of Accepted Dangerous goods as carry-on baggage or checked cargo of pax:
cold beverage cans, alcoholic beverages, perfumes, gas lighters, dry ice (max 2 kg), cartridges for sporting purposes (max 5 kg), medicinal or toilet articles (aerosols) max 5 kg, small 02 or C02 cylinder for medical use, smoking material, cardiac pacemaker, battery, barometer(for govt.-approved meteorological use).
(2) Examples of Excepted Dangerous goods as carry-on baggage or checked cargo for airline or crew use : Equipments for air-worthiness or serviceability of a/c, large quantities of cold beverages, alcoholic beverages, dry ice, perfumes, colognes, and safety matches etc
(3) Examples of Forbidden Dangerous goods: Explosives, flammable liquids like paint, acetone, petrol, some adhesives, poisonous (toxic) substances like arsenic, nicotine, cyanide, radioactive materials, corrosive materials like battery and mercury.
There are 9 classes of Dangerous Goods:
l. Explosives, 2.Gases, 3. Flammable solids, 4. Flammable liquids, 5.Oxidizing substances, 6. Poisonous and Infectious substances, 7.Radioactive materials
8. Corrosives, 9. Miscellaneous dangerous goods, like anesthetic, noxious materials.
SHIPMENT OF DANGEROUS GOODS BY AIR:
For any Dangerous Goods to be accepted and carried by air, the Shipper is fully responsible for proper labeling and packaging.
There are 2 types of labeling:
(l) One label shows the hazard level (classification of Dangerous goods) and
(2) Another label shows the handling procedures (for loading and unloading) of the consigned dangerous goods by the carrier airline.
Transport regulators of different countries like in Canada had actually set their own standards on how to ensure the safety of workers transporting such dangerous goods from one location to another. CanadaSafetyCampus.com