11th Century (Other Keyword)
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Ancient explosives from Jerusalem identified on the analysis of the mysterious sphero-conical ceramic vessels using archaeological chemistry (2016)
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Thick-walled small stoneware Sphero-conical vessels have been found throughout the Middle East between the 10th and 14th centuries. Researchers have proposed that these vessels could have been used as smoking pipes, grenades or containers holding medicines, mercury, beer or perfume. The unusual nature of the ceramic, being the only highly fired stoneware produced in the Middle East, together with the very thick walls, would indicate an unusually dedicated function that only existed between the...