We continue our story about the beginnings of hair dye with Val Burba! Surprise surprise, there's nazis in this episode too! As always your host is Dylan Gardner and music by Gwen Mylls.
https://www.quantamagazine.org/why-are-plants-green-to-reduce-the-noise-in-photosynthesis-20200730/
https://www.sciencedaily.com/releases/2020/06/200625144900.htm
https://en.wikipedia.org/wiki/Picric_acid
https://en.wikipedia.org/wiki/Hair_coloring#cite_note-30
https://en.wikipedia.org/wiki/Eug%C3%A8ne_Schueller
https://en.wikipedia.org/wiki/L%27Or%C3%A9al#History
https://web.archive.org/web/20120505045702/http://gladwell.com/2011/2011_03_28_a_color_of_money.html
https://www.forbes.com/2005/03/18/cz_sh_0318oreal_bill05.html?sh=201cbbb975fc
https://books.google.com/books?id=nDYVAAAAQAAJ&pg=PA82#v=onepage&q&f=false
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