Editing Adhesive (section)

=====Pre-mixed and frozen adhesives=====
''Pre-mixed and frozen adhesives'' (PMFs) are adhesives that are mixed, deaerated, packaged, and frozen.<ref>{{cite book|url=https://books.google.com/books?id=XiRdDgAAQBAJ|title=Polymeric Thermosetting Compounds|publisher=Apple Academic Press|author=Ralph D. Hermansen|page=31|date=16 March 2017|access-date=27 October 2017|isbn=9781771883153}}</ref> As it is necessary for PMFs to remain frozen before use, once they are frozen at −80&nbsp;°C they are shipped with [[dry ice]] and are required to be stored at or below −40&nbsp;°C.<ref>{{cite web|url=http://www.adhesivesmag.com/articles/93547-repackaging-options-for-two-component-adhesives-sealants-and-coatings|title=Repackaging Options for Two-Component Adhesives, Sealants and Coatings|publisher=Adhesives and Sealants Industry|date=5 January 2015|access-date=27 October 2017|archive-date=12 September 2017|archive-url=https://web.archive.org/web/20170912070031/http://www.adhesivesmag.com/articles/93547-repackaging-options-for-two-component-adhesives-sealants-and-coatings|url-status=live}}</ref> PMF adhesives eliminate mixing mistakes by the end user and reduce exposure of curing agents that can contain irritants or toxins.<ref>{{cite book|title=Adhesives Technology for Electronic Applications: Materials, Processing, Reliability|publisher=Elsevier|author1=James J. Licari|author2=Dale W. Swanson|date=2011|page=121|access-date=27 October 2017|url=https://books.google.com/books?id=ZZ5kEWU5aHoC&q=Premixed+and+frozen+adhesives+history&pg=PA28|isbn=9781437778908}}</ref> PMFs were introduced commercially in the 1960s and are commonly used in aerospace and defense.<ref>{{cite web|url=http://www.appli-tec.com/adhesives/history-of-frozen-adhesives/|title=History of Pre-Mixed and Frozen (PMF) Adhesives|publisher=Appli-tec|access-date=27 October 2017}}</ref>