Editing Dust (section)

{{short description|Small particles in the air and settling onto surfaces}}
{{Other uses}}
{{pp-semi-indef}}
[[File:Dust storm approaching Stratford, Texas.jpg|thumb|A [[dust storm]] blankets houses in [[Texas]], 1935]]
[[File:DustDeposition.png|thumb|Global oceanic distribution of dust [[deposition (geology)|deposition]]]]
[[File:Dust2017.png|thumb|Map of dust in 2017]]
[[File:Laptop dust.jpg|thumb|Three years of use without cleaning has caused this [[laptop]] [[heat sink]] to become clogged with dust, and it can no longer be used.]]
[[File:Hausstaub auf einem Finger.jpg |thumb|Domestic dust on a finger]]
'''Dust''' is made of [[particle size|fine]] [[particle]]s of solid [[matter]].<ref>{{Cite dictionary|title=Dust|publisher=[[Merriam-Webster]]|url=https://www.merriam-webster.com/dictionary/dust|access-date=May 17, 2021|archive-date=March 14, 2017|archive-url=https://web.archive.org/web/20170314063329/https://www.merriam-webster.com/dictionary/dust|url-status=live}}</ref> On Earth, it generally consists of particles in the [[atmosphere]] that come from various sources such as [[soil]] lifted by wind (an [[aeolian processes|aeolian process]]), [[Types of volcanic eruptions|volcanic eruptions]], and [[pollution]].

Dust in homes is composed of about 20–50% dead skin [[Cell (biology)|cells]].<ref>{{Cite book|last=van Bronswijk|first=J. E. M. H.|title=House Dust Biology for Allergists, Acarologists and Mycologists|year=1981|isbn=9789027535016|pages=37|publisher=J. Bronswijk |oclc=9757081}}</ref> The rest, and in offices and other [[built environment]]s, is composed of small amounts of plant [[pollen]], human [[hair]]s, animal [[fur]], [[textile]] fibers, [[paper]] fibers, [[mineral]]s from outdoor soil, burnt [[meteorite]] particles, and many other [[material]]s which may be found in the local environment.<ref name="hesskosa">{{cite book|last=Hess-Kosa|first=Kathleen|title=Indoor air quality: sampling methodologies|publisher=[[CRC Press]]|year=2002|isbn=9781566705394|location=[[Boca Raton, Florida]]|pages=216|oclc=634141112}}</ref>