This is the 11437th most frequent German word.
sprengstoff
Explosive substance.
The word 'Sprengstoff' here refers to a substance (explosive) used for causing explosions.
Der Sprengstoff wurde im alten Gebäude gefunden.
The explosive was found in the old building.
The term 'Sprengstoffexperten' uses 'Sprengstoff' to describe specialists who deal with explosives.
Die Sprengstoffexperten überwachen den Sicherheitsbereich.
The explosives experts oversee the security area.
Here, 'Sprengstoff' is used as a general term for substances used in explosions.