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    Viper Venom Turns Human Blood Into Jelly

    This video shows a Russell viper being milked by a snake handler who then collects the venom in a glass jar. One drop of the potent yellow venom is then extracted and mixed with a vial of human blood. Within thirty seconds, the blood has turned into a solid block of jelly, demonstrating the venom's phenomenal blood-clotting abilities.

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