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Bozeman Science
Blood Types
Paul Andersen explains the importance of blood types in blood transfusions. He starts with a brief discussion of blood antigens and antibodies. He describes how the ABO differs from the Rh blood type. He shows you how to solve simple...
University of Nottingham
University of Nottingham: Periodic Table of Videos: Rhodium
A look at the rare element rhodium and its properties as a catalyst in chemical reactions. [5:00]