Fires, accidental dangerous substances

Class 1 comprises (a) Explosive substances (a substance which is not itself an explosive but which can form an explosive atmosphere of gas, vapour or dust is not included in Class 1), except those that are too dangerous to transport or those where the predominant hazard is appropriate to another class (b) Explosive articles, except devices containing explosive substances in such quantity or of such a character that their inadvertent or accidental ignition or initiation during transport shall not cause any effect external to the device either by projection, fire, smoke, heat or loud noise and (c) Substances and articles not mentioned under (a) and (b) which are manufactured with a view to producing a practical, explosive or pyrotechnic effect. UN 2.1.1.1, ICAO 2-1.1.1... 

All hazardous substances must be stored and labeled properly. All containers, no matter how minute the quantity, should be compatible with the material they contain and properly labeled to prevent accidental misuse. The National Fire Protection Agency (NFPA) Codes and 29 CFR 1910 dictate the proper storage, grounding, and dispensing of hazardous materials. Dangerous chemical reactions can result if certain substances are mixed together. ... 

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