Editing Calcium oxide (section)

===Weapon===
In 80 BC, the Roman general [[Sertorius]] deployed choking clouds of caustic lime powder to defeat the Characitani of [[Hispania]], who had taken refuge in inaccessible caves.<ref>{{citation|author=Plutarch|author-link=Plutarch|title=[[Parallel Lives]]|chapter=Sertorius 17.1–7|chapter-url=https://www.perseus.tufts.edu/hopper/text?doc=Perseus%3Atext%3A2008.01.0062%3Achapter%3D17%3Asection%3D1}}</ref> A similar dust was used in China to quell an armed peasant revolt in 178 AD, when ''lime chariots'' equipped with bellows blew limestone powder into the crowds.<ref>{{citation | editor=Philip Wexler | author=Adrienne Mayor | entry=Ancient Warfare and Toxicology | title=Encyclopedia of Toxicology | edition=2nd | volume=4 | publisher=Elsevier | year=2005 | pages=117–121 | isbn=0-12-745354-7}}</ref>

Quicklime is also thought to have been a component of [[Greek fire]]. Upon contact with water, quicklime would increase its temperature above {{convert|150|C|||}} and ignite the fuel.<ref>{{cite book|url=https://books.google.com/books?id=MQMGhInCvlgC&pg=PA128|page=128|title=Chemical and biological warfare: a comprehensive survey for the concerned citizen|author=Croddy, Eric |publisher=Springer|year=2002|isbn=0-387-95076-1}}</ref>

[[David Hume]], in his ''[[The History of England (Hume)|History of England]]'', recounts that early in the reign of [[Henry III of England|Henry III]], the English Navy destroyed an invading French fleet by blinding the enemy fleet with quicklime.<ref>{{cite book|url=http://www.gutenberg.org/files/19212/19212-h/19212-h.htm#2H_4_0002|title=History of England| volume=I|author=David Hume|author-link=David Hume|year=1756}}</ref> Quicklime may have been used in medieval naval warfare – up to the use of "lime-mortars" to throw it at the enemy ships.<ref>Sayers, W. (2006). "The Use of Quicklime in Medieval Naval Warfare". ''The Mariner's Mirror''. Volume 92. Issue 3. pp. 262–269.</ref>