On today's show we look at questionable appearance enhancers. First The Beauty Historian shares some shocking beauty rituals of yore. Then a look at how Brazilian Blowouts are making salon workers sick.

SHOW CLOCK

00:00 Opening Credits

00:38 Introduction

01:10 Interview: The Beauty Historian

06:22 Brazilian Blowouts

14:48 Closing Credits

CREDITS

Special thanks to Stephanie Coleman, Audrey Quinn, Mia Lobel, and Jennifer Dionisio for researching this show. Additional credits available at chemheritage.org/distillations.