A viewer says they have some skin lesions on their neck and back that their dermatologist is treating with liquid nitrogen. They say this treatment hurts, and they're looking for other options. Doctor ...
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How Quickly Liquid Nitrogen Can Freeze Human Skin
The science pros at TKOR explain how quickly liquid nitrogen can freeze human skin. Full list of Democrats who voted against paying US Military during shutdown Three Yosemite BASE jumpers convicted.
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