'Pepper X' creator Ed Currie answers the internet's sizzling questions about peppers. Why do only mammals taste capsaicin? What kind of peppers are used in military grade pepper spray? What part of a pepper produces the most heat? This pepper master answers all these questions and more. The photo of the HPLC system was created by Wikipedia user Kommando and is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. Director: Lisandro Perez-Rey Director of Photography: Joanne Hock Editor: Louville Moore Expert: Ed Currie Line Producer: Joseph Buscemi Associate Producer: Paul Gulyas; Brandon White Production Manager: D. Eric Martinez Production Coordinator: Fernando Davila Casting Producer: Thomas Giglio Camera Operator: John Disher Sound Mixer: Marshall Bain Production Assistant: Alex Buchhorn Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Additional Editor: Paul Tael Assistant Editor: Justin Symonds Special Thanks: Heather Peters Still haven’t subscribed to WIRED on YouTube? ►► http://wrd.cm/15fP7B7 Listen to the Get WIRED podcast ►► https://link.chtbl.com/wired-ytc-desc Want more WIRED? Get the magazine ►► https://subscribe.wired.com/subscribe/splits/wired/WIR_YouTube?source=EDT_WIR_YouTube_0_Video_Description_ZZ Follow WIRED: Instagram ►►https://instagram.com/wired Twitter ►►http://www.twitter.com/wired Facebook ►►https://www.facebook.com/wired Tik Tok ►►https://www.tiktok.com/@wired Get more incredible stories on science and tech with our daily newsletter: https://wrd.cm/DailyYT Also, check out the free WIRED channel on Roku, Apple TV, Amazon Fire TV, and Android TV. ABOUT WIRED WIRED is where tomorrow is realized. Through thought-provoking stories and videos, WIRED explores the future of business, innovation, and culture.