What is Nail?
[[File:nails.jpg|thumb|right|Nails]] {{distinguish|Fingernail}} A '''nail''' is a [[metal]] object with a flat head and a long, sharp tip. A [[hammer]] or [[nail gun]] is used to put it into another object. It is often used to join two objects together. The history of the nail came in three periods: # Hand-wrought (forged) nail (pre-history until 19th century) # Cut nail (roughly 1800 to 1914) # Wire nail (roughly 1860 to the present) Nails date back at least to [[Ancient Egypt]] &ndash; bronze nails found in Egypt have been dated 3400 [[BC]].<ref>{{cite web|url=http://www.fourshee.com/history_of_nails.htm|title=History of Nails|website=www.fourshee.com|access-date=2017-01-25|archive-date=2018-01-05|archive-url=https://web.archive.org/web/20180105022332/http://www.fourshee.com/history_of_nails.htm|url-status=dead}}</ref><ref>{{cite book| last = Wenkart| first = Michael| title = 50 scientific discoveries that changed the world| url = https://books.google.com/books?id=jEG8AwAAQBAJ&pg=PA220| year = 2014| publisher = BoD – Books on Demand| isbn = 978-3-7357-2499-1| page = 220 }}</ref> The [[Bible]] has references to nails. [[King David]] gave iron to make nails for what would become [[Solomon's Temple]].<ref>Bible, 1 Chronicles 22:3.</ref> The [[Roman empire|Romans]] made extensive use of nails. The Roman army left behind seven [[ton]]s of nails when it [[evacuation|evacuated]] the [[fortress]] of [[Inchtuthil]] in [[Perthshire]], Scotland, in 86 or 87 [[AD]]. == References == {{reflist}} [[Category:Basic English 850 words]] [[Category:Hardware (mechanical)]]