San Francisco has more restaurants per capita than any other U.S. city, producing tasty meals—and thousands of gallons of used cooking oil. See how the SFGreasecycle program is turning this grease glut into fuel for the city's bus fleet.
Sarah Santos and Jeremy Rector demonstrate two ways to make ferrofluid during a live Webcast of the Exploratorium's Iron Science Teacher.
Watch the whole episode (type "oil" in the search box), along with many other episodes of Iron Science Teacher at www.exploratorium.edu/tv
Try This!: Try This! With Paul Doherty and Friends: Gorazd Planinsic(Webcast)
Running Time: 00:16:58
Dr. Paul Doherty scours the globe for the world's greatest science demonstrations. Here he partners with Dr. Gorazd Planinsic, frequent contributor to Physics Teacher magazine, active in international physics education, and illustrator of physics text books. Watch this webcast, follow the links to the 'recipes,' then try it yourself!
Webcasts made possible through
the generosity of the Gordon and Betty Moore Foundation, The Jim Clark
Endowment for Internet Education, the McBean Family Foundation,.and the Corporation for Educational Networks Initiatives in California (CENIC).