Norman Gardner Johnson
Contributor
Industry Manager, Explosives Department, Du Pont de Nemours and Company, Wilmington, Delaware, 1960β67; Technical Specialist, Technical Service Section, 1943β60. Author of Safety in the Transportation, Storage, Handling and Use of Explosives.
Primary Contributions (1)
Explosive, any substance or device that can be made to produce a volume of rapidly expanding gas in an extremely brief period. There are three fundamental types: mechanical, nuclear, and chemical. A mechanical explosive is one that depends on a physical reaction, such as overloading a containerβ¦
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