Editing Terracotta Army (section)

=== Tomb ===
{{main|Mausoleum of the First Qin Emperor}}

The tomb appears to be a hermetically sealed space approximately {{convert|100|×|75|m}}.<ref name="channel4">{{cite web |url=http://www.channel4.com/history/microsites/H/history/e-h/firstemperor4a.html |title=The First Emperor |publisher=Channel4.com |access-date=3 December 2011 |archive-date=30 September 2010 |archive-url=https://web.archive.org/web/20100930090555/http://www.channel4.com/history/microsites/H/history/e-h/firstemperor4a.html |url-status=live }}</ref><ref>{{cite web |url=ftp://124.42.15.59/ck/2011-01/165/096/062/464/On%2520the%2520Prediction%2520of%2520Heat%2520Transfer%2520Across%2520Turbulent%2520Liquid%2520Films.pdf+3d+reconstruction+of+underground+palace+of+qin+tomb&hl=en&gl=uk&pid=bl&srcid=ADGEESg0Uyt9EYlzOcxA4XPYGfq7TW0LnYcEIcuIYTgZmhVOmZ8iZAf5H9R-1IJN0SrEck4vRM60ZDAv0XbQ4dbqoASdO7bbLhZzYEGTKa607_9Sh6bCIFkEX_pirIG1BthOknVjKOe0&sig=AHIEtbQA1PhVFoMbOjCMjxcO_CUt_rYkDg |title=Application of geographical methods to explore the underground palace of the Emperor Qin Shi Huang Mausoleum |access-date=3 December 2011}}{{Dead link |date=October 2022 |bot=InternetArchiveBot |fix-attempted=yes }}</ref> The tomb remains unopened, possibly due to concerns over preservation of its artifacts.<ref name="channel4"/> For example, after the excavation of the Terracotta Army, the painted surface present on some terracotta figures began to flake and fade.<ref>{{Cite journal |author=Nature |url=http://www.nature.com/news/2003/031127/full/news031124-7.html |title=Terracotta Army saved from crack up |journal=News@nature |access-date=3 December 2011 |doi=10.1038/news031124-7 |year=2003 |doi-access=free |archive-date=13 July 2017 |archive-url=https://web.archive.org/web/20170713095826/http://www.nature.com/news/2003/031127/full/news031124-7.html |url-status=live }}</ref> The lacquer covering the paint can curl in fifteen seconds once exposed to Xi'an's dry air and can flake off in just four minutes.<ref>{{Cite magazine |last=Larmer |first=Brook |title=Terra-Cotta Warriors in Color |magazine=National Geographic |date=June 2012 |page=86}} Print.</ref>