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=== Other examples === [[File:Winglet_Airbus_A319-132.jpg|thumb|Static wicks on a Winglet Airbus A319-132]] While the simple case of stroking a cat is familiar to many, there are other areas in modern technological civilization where triboelectricity is exploited or is a concern: * Air moving past an aircraft can lead to a buildup of charge called "precipitation static" or "P-static"; aircraft typically have one or more [[static wick]]s to remove it.<ref>{{Cite journal |last1=Pettit |first1=Duane |last2=Turnbull |first2=Andrew |last3=Roelant |first3=Henk A. |date=2001-02-01 |title=General Aviation Aircraft Reliability Study |url=https://ntrs.nasa.gov/citations/20010027423 |journal=National Aeronautics and Space Administration |language=en}}</ref> Checking the status of these is a standard task for pilots.<ref>{{Cite web |last=Tallman |first=Jill |date=11 January 2019 |title=How It Works: Static Wick |url= https://www.aopa.org/news-and-media/all-news/2019/november/flight-training-magazine/how-it-works-static-wick#:~:text=Static%20wick&text=Friction%20generated%20as%20an%20aircraft,with%20navigation%20and%20communication%20radios. |access-date=12 July 2023 |website=www.aopa.org}}</ref> Similarly, helicopter blades move fast, and tribocharging can generate voltages up to 200 kV.<ref>{{Cite journal |last=Siebert |first=Jame M. |date=1 June 1962 |title=Helicopter Static-Electricity Measurements |url= https://apps.dtic.mil/sti/citations/AD0282087 |journal=Defence Technical Information Center |via=Army Transportation Research Command, Fort Eustis, VA}}</ref> * During planetary formation, a key step is aggregation of dust or smaller particles.<ref name=":36" /> There is evidence that triboelectric charging during collisions of granular material plays a key role in overcoming barriers to aggregation.<ref>{{Cite journal |last1=Steinpilz |first1=Tobias |last2=Joeris |first2=Kolja |last3=Jungmann |first3=Felix |last4=Wolf |first4=Dietrich |last5=Brendel |first5=Lothar |last6=Teiser |first6=Jens |last7=Shinbrot |first7=Troy |last8=Wurm |first8=Gerhard |date=2020 |title=Electrical charging overcomes the bouncing barrier in planet formation |url=https://www.nature.com/articles/s41567-019-0728-9 |journal=Nature Physics |language=en |volume=16 |issue=2 |pages=225β229 |doi=10.1038/s41567-019-0728-9 |bibcode=2020NatPh..16..225S |s2cid=256713457 |issn=1745-2473}}</ref> * Single-use medical protective clothing must fulfill certain triboelectric charging regulations in China.<ref>{{Cite web |editor-last=Zheng |editor-first=Wayne |title=National Standard of the People's Republic of China |url=https://www.chinesestandard.net/PDF.aspx/GB19082-2009 |access-date=17 July 2023 |website=www.chinesestandard.net}}</ref> * Space vehicles can accumulate significant tribocharge which can interfere with communications such as the sending of self-destruct signals. Some launches have been delayed by weather conditions where tribocharging could occur.<ref>{{Cite web |last=Shiga |first=David |date=27 October 2009 |title=Static electricity worry halts NASA rocket test flight |url= https://www.newscientist.com/article/dn18053-static-electricity-worry-halts-nasa-rocket-test-flight/ |access-date=12 July 2023 |website=New Scientist}}</ref> * Triboelectric [[nanogenerator]]s are [[energy harvesting]] devices which convert mechanical energy into electricity.<ref>{{Cite journal |last1=Cheng |first1=Tinghai |last2=Shao |first2=Jiajia |last3=Wang |first3=Zhong Lin |date=2023 |title=Triboelectric nanogenerators |url=https://www.nature.com/articles/s43586-023-00220-3 |journal=Nature Reviews Methods Primers |volume=3 |issue=1 |doi=10.1038/s43586-023-00220-3 |s2cid=258745825 |issn=2662-8449}}</ref> * Triboelectric noise within medical cable assemblies and lead wires is generated when the conductors, insulation, and fillers rub against each other as the cables are flexed during movement. Keeping triboelectric noise at acceptable levels requires careful material selection, design, and processing.<ref>{{cite web |url=https://experience.molex.com/triboelectric-noise-in-medical-cables-and-wires/ |title=Triboelectric Noise in Medical Cables and Wires|last=Molex |date=29 August 2014}}</ref> It is also an issue with underwater electroacoustic transducers if there are flexing motions of the cables; the mechanism is believed to involve relative motion between a dielectric and a conductor in the cable.<ref>{{Cite journal |last=Donovan |first=John E. |date=1970 |title=Triboelectric Noise Generation in Some Cables Commonly Used with Underwater Electroacoustic Transducers |journal=The Journal of the Acoustical Society of America |volume=48 |issue=3B |pages=714β724 |doi=10.1121/1.1912194 |bibcode=1970ASAJ...48..714D |issn=0001-4966}}</ref> [[File:Antistatremmar.jpg|thumb|Antistatic belts on a car in Russia in 2014]] * Vehicle tires are normally dark because carbon black is added to help conduct away tribocharge that can shock passengers when they exit.<ref>{{Cite web |last=Ralph |first=Vartabedian |date=29 July 1994 |title=The Goods: Shocking News About Seats, Tires |url= https://www.latimes.com/archives/la-xpm-1994-07-29-ls-21275-story.html |access-date=12 July 2023 |website=Los Angeles Times}}</ref> There are also discharging straps than can be purchased.<ref>{{Cite web |title=Halfords Anti Static Strip {{!}} Halfords UK |url=https://www.halfords.com/motoring/car-accessories/interior-car-accessories/halfords-anti-static-strip-265584.html |access-date=2023-09-05 |website=www.halfords.com |language=en}}</ref>
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