Color Changing Milk - Science Experiment! - Milk + Food Coloring = Surface Tension Science Trick! 

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In this experiment, you'll learn how to take white milk, dish soap, and food coloring, and use these to display an amazing color changing rainbow effect in milk. What happens is that the milk fat interacts with the soap causes the milk to go wild, taking the food coloring along for the ride! Its easy to do and 100% safe. This Amazing science trick is truly amazing! View more Science and Math videos at ScienceAndMath.com.