Lõhkematerjali välispakend peab olema selliselt valmistatud ja suletud, et normaalsete veotingimuste korral esineva vibratsiooni, temperatuuri kõikumise, niiskuse ja rõhu toimel sisepakendist selle sisu välja ei tuleks.
Dangerous goods should be packaged in such a way that they do not escape during handling and carriage. They should be contained in packaging which is both suitable and adequate so that during loading and unloading, and when exposed to normal carriage conditions such as vibration, humidity, pressure or heavy braking, they do not leak.