In a scene from The Blacklist, one of the characters uses a lighter on a wound to “cauterize” it. It looks painful but works. What exactly is it and is it actually done in medical scenarios?
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When I kept getting nosebleeds as a kid my nasal tissues were chemically cauterized by a wad of silver nitrate on a stick surgically jammed up my schnozz. Hurt like a bastard but the nosebleeds stopped
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