• Hidden or undeclared dangerous goods pose a danger to safety when transported by air.

Hidden or undeclared dangerous goods are, unfortunately, a common problem in the transportation industry. If not found, the hidden dangerous goods can cause a tragic incident, especially when transported by air. To reduce or eliminate hidden and undeclared dangerous goods, the International Air Transport Association (IATA) Dangerous Goods Regulations (DGR) require shippers offering certain commodities to verify by endorsement of the Air Waybill that no part of the package contents is dangerous. The commodities include:

The complete list of commodities can be found in the IATA DGR Section 2.2.