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Today, besides our classic experiments, I decided to publish two videos from our regular viewer. These two videos I liked its simplicity and the presence of "wow».
In today's issue:
the disappearance of the glass in the oil; cream in liquid nitrogen; lens from the glass of water (from our audience); cut infinity ( from our audience).
The disappearance of the glass in the oil h4>
Experience demonstrates the closeness coefficients of refraction of light in glass and sunflower oil.
Cream in liquid nitrogen h4>
The lens of the glasses of water h4>