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Composition of trace residues from the contents of 11th-12th century sphero-conical vessels from Jerusalem
Ancient hand grenades: explosive weapons in medieval Jerusalem during Crusades - Griffith News
https://news.griffith.edu.au/2022/04/26/ancient-hand-grenades-explosive-weapons-in-medieval-jerusalem-during-crusades/
Ancient Objects May Have Been Explosive Hand Grenades Almost 1,000 Years Ago
https://www.sciencealert.com/researchers-think-they-ve-found-ancient-1-000-year-old-hand-grenades
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