Sprengel explosive
noun
ˈspreŋgəl-,
ˈshpreŋəl-
: any of numerous high explosives formed by mixing just before use an oxidizing agent (such as nitric acid or potassium chlorate) and a combustible ingredient (such as nitrobenzene) neither of which by itself is explosive
Word History
Etymology
after Herman J. P. Sprengel †1906 British chemist born in Germany