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This Robin Lehman film
Oakland Film Festival
is a modest but ambitious youth
Alfred Clothears explains to the audience his discovery of how bears know when to go to sleep for the winter
Chemistry Series: Solutions: Iconic & Molecular This Robin Lehman filmThe chemical nature of a solution is illustrated along with the role of electrostatic forces. Brownian movement is seen, saturation defined, and polarity is presented with an explanation of why some substances, like oil, wont dissolve in other substances like water. A Coronet release. 23 minutes Color
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