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=== Other uses === [[file:Fire Dancing Golden Gate Bridge.jpg|thumb|Fire poi on a beach in [[San Francisco]]]] [[file:US Navy 111203-N-WJ771-066 Seaman Apprentice Luis Silva repairs a Kevlar mooring line on the forecastle of the forward-deployed amphibious dock lan.jpg|thumb|Kevlar [[mooring line]]]] Wicks for [[fire dancing]] props are made of composite materials with Kevlar in them. Kevlar by itself does not absorb fuel very well, so it is blended with other materials such as [[fiberglass]] or [[cotton]]. Kevlar's high heat resistance allows the wicks to be reused many times. Kevlar is sometimes used as a substitute for [[Teflon]] in some non-stick frying pans.<ref>M.Rubinstein, R.H.Colby, ''Polymer Physics'', Oxford University Press, p337</ref> Kevlar fiber is used in rope and in cable, where the fibers are kept parallel within a [[polyethylene]] sleeve. The cables have been used in [[suspension bridge]]s such as the bridge at [[Aberfeldy, Scotland]]. They have also been used to stabilize cracking concrete cooling towers by circumferential application followed by tensioning to close the cracks. Kevlar is widely used as a protective outer sheath for [[optical fiber cable]], as its strength protects the cable from damage and kinking. When used in this application it is commonly known by the trademarked name Parafil.<ref>{{Cite journal|last=Burgoyne|first=C. J.|date=1987-03-01|title=Structural use of parafil ropes|journal=Construction and Building Materials|volume=1|issue=1|pages=3β13|doi=10.1016/0950-0618(87)90053-5|issn=0950-0618}}</ref> Kevlar was used by scientists at [[Georgia Institute of Technology]] as a base textile for an experiment in electricity-producing clothing. This was done by weaving [[zinc oxide]] [[nanowire]]s into the fabric. If successful, the new fabric will generate about 80 milliwatts per square meter.<ref>[http://www.sciam.com/podcast/episode.cfm?id=3E0E600F-F7B2-4F1F-DA377027B8FDC443&sc=rss Fabric Produces Electricity As You Wear It]. Scientific American (2008-02-22). Retrieved on 2012-05-26.</ref> A retractable roof of over {{cvt|60000|sqft|m2}} of Kevlar was a key part of the design of the [[Olympic Stadium, Montreal]] for the [[1976 Summer Olympics]]. It was spectacularly unsuccessful, as it was completed 10 years late and replaced just 10 years later in May 1998 after a series of problems.<ref>{{Structurae|id=20000742|title=Roof of the Montreal Olympic Stadium}}</ref><ref>[http://www.andrewclem.com/Baseball/OlympicStadium.html Clem's Baseball ~ Olympic Stadium]. Andrewclem.com. Retrieved on 2012-05-26.</ref> Kevlar can be found as a reinforcing layer in [[rubber]] [[bellows]] [[expansion joints]] and rubber [[hose (tubing)|hose]]s, for use in high temperature applications, and for its high strength. It is also found as a braid layer used on the outside of hose assemblies, to add protection against sharp objects.<ref name="Shepherd">{{cite journal|last1=Shepherd|first1=Robert|last2=Stokes|first2=Adam|last3=Nunes|first3=Rui|last4=Whitesides|first4=George|title=Soft Machines That are Resistant to Puncture and That Self Seal|journal=Advanced Materials|date=October 2013|volume=25|issue=46|pages=6709β6713|doi=10.1002/adma.201303175|pmid=24123311|bibcode=2013AdM....25.6709S |s2cid=9251365 |url=https://dash.harvard.edu/bitstream/handle/1/12361265/54726101.pdf?sequence=1}}</ref><ref name="Specialist">{{cite book|editor-last1=Gong|editor-first1=RH|title=Specialist Yarn and Fabric Structures: Developments and Applications|date=2011|publisher=Woodhead Publishing|isbn=9781845697570|page=349|url=https://books.google.com/books?id=H_w2YgEACAAJ}}</ref><ref>{{cite journal|last1=Meyer|first1=Bruce|title=Unaflex adding space, capacity at S.C. plant|journal=Rubber & Plastics News|date=November 9, 2015|url=http://www.rubbernews.com/article/20151109/NEWS/311029979}}</ref> Some [[cellphone]]s (including the [[Droid RAZR|Motorola RAZR Family]], the [[Droid Maxx|Motorola Droid Maxx]], [[OnePlus 2]] and [[Pocophone F1]]) have a Kevlar backplate, chosen over other materials such as carbon fiber due to its resilience and lack of interference with signal transmission.<ref>[https://www.motorola.com/Consumers/US-EN/Consumer-Product-and-Services/Mobile-Phones/DROID-RAZR-BY-MOTOROLA-US-EN Droid RAZR]. (2011-10-11). Motorola Mobility. Retrieved November 4, 2011</ref> The Kevlar fiber/epoxy matrix composite materials can be used in marine current turbines (MCT) or wind turbines due to their high specific strength and light weight compared to other fibers.<ref>{{cite journal|last=Wang|first=Jifeng|author2=Norbert MΓΌller |title=Numerical investigation on composite material marine current turbine using CFD|journal=Central European Journal of Engineering|date=December 2011|volume=1|issue=4|pages=334β340|doi=10.2478/s13531-011-0033-6|bibcode=2011CEJE....1..334W|doi-access=free}}</ref>
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