A weekly show where knowledge junkies get their fix of trivia-tastic information. This week, John takes a look at some of the fascinating, and often lethal, history of makeup! Makeup horror stories: www.ewg.org/research/exposing-cosmetics-cover/true-horror-stories-of-cosmetic-dangers Subscribe for new episodes of mental_floss every Wednesday! ---- WE'RE ON SNAPCHAT! Username: mental.floss Mental Floss Video on Twitter: www.twitter.com/mf_video ---- Website: www.mentalfloss.com Twitter: www.twitter.com/mental_floss Facebook: www.facebook.com/mentalflossmagazine Store: store.mentalfloss.com/ (enter promo code: "YoutubeFlossers" for 15% off!)