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Eye crusties, sleep, sand, eye boogers. What’s that stuff in the corner of your eyes when you wake up? This week, Reactions explains the chemistry of the film that protects your eyes.

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Credits:
Producer: Elaine Seward
Writer: George Zaidan
Scientific Consultants: Lance Forstot, MD; Michelle Boucher, PhD
Executive Producer: George Zaidan
Fact Checker: Alison Le

Music:
Robert Daglio – Mr. Fantastic

Sources:
http://www.bbc.com/future/story/20150428-why-do-we-get-sleep-in-our-eyes
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC510991/pdf/brjopthal00431-0032.pdf
http://mentalfloss.com/article/28114/what-are-eye-boogers-anyway
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3183971/
https://globenewswire.com/news-release/2015/07/29/755889/10143631/en/What-Are-Eye-Crusties-Made-Of-uBiome-Invites-Citizen-Scientists-to-Find-Out.html
https://health.clevelandclinic.org/why-your-eyes-are-crusty-in-the-morning/
https://www.allaboutvision.com/conditions/eye-discharge.htm
https://www.ncbi.nlm.nih.gov/pubmed/28669846
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3109056/
http://teaching.pharmacy.umn.edu/courses/eyeAP/Eye_Anatomy/CoatsoftheEye/Glycocalyx.htm
http://www.jbc.org/content/274/45/31751.long
https://www.smithsonianmag.com/science-nature/the-microscopic-structures-of-dried-human-tears-180947766/

Ever wonder why dogs sniff each others’ butts? Or how Adderall works? Or whether it’s OK to pee in the pool? We’ve got you covered: Reactions a web series about the chemistry that surrounds you every day.

Produced by the American Chemical Society.