Chapter

The Science of Perfume Design
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26:02 - 32:40 (06:37)

A perfume is designed to have different molecules interact with the alcohol and evaporate at a certain progression of time, featuring top, heart, and base notes.

Clips
Sergei Krikalev spent 313 days in space while the Soviet Union fell apart on the ground below.
26:02 - 28:00 (01:57)
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Space exploration
Summary

Sergei Krikalev spent 313 days in space while the Soviet Union fell apart on the ground below. His story highlights the impact of politics on space exploration.

Chapter
The Science of Perfume Design
Episode
Selects: How Perfume Works
Podcast
Stuff You Should Know
Journalist Deneil Morton searches for her daughter Ruby, who ran off to hop trains, in her podcast City of the Rails.
28:00 - 28:53 (00:52)
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Trains
Summary

Journalist Deneil Morton searches for her daughter Ruby, who ran off to hop trains, in her podcast City of the Rails. In her journey, she discovers a secret city of unforgettable characters living off the grid on the edge of society.

Chapter
The Science of Perfume Design
Episode
Selects: How Perfume Works
Podcast
Stuff You Should Know
A perfume is designed with essential oils, fixatives, and alcohol in a way that as each set of notes evaporates, the next one starts up, allowing the different notes to be separated from one another.
28:53 - 31:23 (02:30)
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Perfumes
Summary

A perfume is designed with essential oils, fixatives, and alcohol in a way that as each set of notes evaporates, the next one starts up, allowing the different notes to be separated from one another.

Chapter
The Science of Perfume Design
Episode
Selects: How Perfume Works
Podcast
Stuff You Should Know
Fragrances have different stages, starting with the top note, which may contain something unpleasant to grab your attention, and followed by the heart notes that can last from two minutes to an hour and can be entirely different scents.
31:23 - 32:40 (01:16)
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Fragrances
Summary

Fragrances have different stages, starting with the top note, which may contain something unpleasant to grab your attention, and followed by the heart notes that can last from two minutes to an hour and can be entirely different scents.

Chapter
The Science of Perfume Design
Episode
Selects: How Perfume Works
Podcast
Stuff You Should Know