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  4. Russians practice applying tourniquets under low oxygen & mimic the feeling of blood loss/adrenaline

    Russians practice applying tourniquets under low oxygen & mimic the feeling of blood loss/adrenaline

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    Strange salamander is one of the most unusual creatures in North America

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    Frozen Fish Uses Sun To Thaw Out After Winter Hibernation

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    'Mr. Floyd died from a low level of oxygen' -doctor

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  15. Titanium Made Affordable: Japanese Scientists Unveil New Low-Cost Production Method

    Titanium Made Affordable: Japanese Scientists Unveil New Low-Cost Production Method

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    Missing Indonesian sub running low on oxygen

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