Ever wondered where that crust on your car battery comes from? Exploratorium staff member Chuck Mignacco explains galvanic corrosion and the basics of battery maintenance using a time-honored miracle solvent: Coke. Watch for a surprise guest at the end of the video.
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
Watch as the best teachers on the planet battle it out for the title of Iron Science Teacher. In this zany competition teachers will have ten minutes to create a science activity. Tee off with this week’s “secret” ingredient-aluminum foil!
Webcasts made possible through the generosity of the Gordon and Betty Moore Foundation, the Jim Clark Endowment for Internet Education, the McBean Family Foundation.
Bandwidth and infrastructure support for connectivity to the California Research and Education Network and to other Internet2-connected networks provided by the Corporation for Educational Networks Initiatives in California (CENIC).