GIPHOTOSTOCK / SCIENCE PHOTO LIBRARY GIPHOTOSTOCK / SCIENCE PHOTO LIBRARY
Optical activity. Photo 2 of 2. Optical activity of sugar is demonstrated by placing a beaker with sugar solution between two linear polarizers. Depending on the angle between the polarizers' axes, the solution is seen to have a colour tint. In this series Photo 1 shows a brownish tint and Photo 2 shows a bluish tint. Photo 2 of 2.
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