You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content. In this episode, Hank talks about how nutty our world is via Buffers! He defines buffers and their compositions, talks about carbonate buffering systems in nature, acid rain, pH of buffers, and titration. Plus, a really cool experiment using indicators to showcase just how awesome buffers are. ***** AND NOW, A SUBBABLE MESSAGE! ***** "Olena, you Spanish-speaking Ukrainian, will you marry me?" -Emannuel Martinez -- Table of Contents Nature is Nutty 0:00 Carbonate Buffering and Acid Rain 0:35 Definition of Buffers 1:47 Composition of Buffers 2:26 pH of Buffers 3:33 Titration 7:43 Carbonate Buffering in Nature 7:12 -- Want to find Crash Course elsewhere on the internet? Facebook - http://www.facebook.com/YouTubeCrashCourse Twitter - http://www.twitter.com/TheCrashCourse Tumblr - http://thecrashcourse.tumblr.com Support CrashCourse on Subbable: http://subbable.com/crashcourse