Chemistry Lesson - 4 - Pure Substances
Visit my website at http://thenewboston.com for all of my videos!I also do a podcast three nights a week. You can watch the live show at http://www.justin.tv/thenewboston on Tuesdays, Thursdays, and Saturdays from 8-9pm EST!Also, check out my other YouTube channel http://www.youtube.com/thenewbostontv
Length:
03:20