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Nose Blindness, Mouthwash, and Hand Sanitizer--Your Questions Answered

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 Biology   |   Chemistry   |   Health   |   Environmental   |   Science
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How can your nose go blind to certain smells? Why don’t hand sanitizers dissolve your skin cells? What’s the science behind mouthwash? Shoutout to Pal Dali, Hojjat Abdollahi and The Last Targaryen for sending us these awesome chemistry questions. Got more questions? Drop ‘em in the comments and we might answer them in future episodes. Thanks for asking!

0:10 - How Do You Become Nose Blind?
1:01 - Why Doesn't Hand Sanitizer Dissolve Our Skin?
1:35 - Is Mouthwash Beneficial?

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Credits:
Producer: Elaine Seward
Writer: Alexa Billow

Music:
Alandra Lightflower Jones - Strike It Up
The Agutis - Pure Natural
Wah Not

Sources:
https://www.thecut.com/2014/08/why-cant-you-smell-your-own-home.html
https://academic.oup.com/chemse/article/25/4/473/342750
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3501690/
https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&uact=8&ved=0ahUKEwi_qYCx45vYAhXB8YMKHcwEDTIQFggpMAA&url=http%3A%2F%2Fdownloads.hindawi.com%2Fjournals%2Ftswj%2F2009%2F692092.pdf&usg=AOvVaw3gFQcwmjc5Sr-Af87jXYkN
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2596158/
https://www.ncbi.nlm.nih.gov/books/NBK26865/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3748664/

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.

Reactions is produced by the American Chemical Society.

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