1849 Heinrich Rose - A Practical Treatise of Chemical AnalysisIf, for example, the mixture of oxygen and hydrogen was twenty volumes, and three volumes of oxygen remained after the deflagration, the mixture consisted of six volumes of hydrogen and six volumes of oxygen.
1998 Michael R Bromwich - The FBI Laboratory: An Investigation into Laboratory Practices & Alleged MisconductBlack powder . . . It produces a relatively fast burn or deflagration rather than a detonation and is classified as "low explosive".