Distillations: Science + Culture + History

This week we continue our four-part series about earth, air, water, and fire. Today’s episode is about air and how the gases in it have been changing ever since Day 1. SHOW CLOCK 00:00 Opening Credits 00:32 Introduction 01:11 A Brief History of Air 05:14 Breathing Toxic Soup 12:45 Closing Credits CREDITS Special thanks to Bob Kenworthy and Jim Burress for researching this show. Additional credits available at chemheritage.org/distillations.