In 2011, there were 3 known cases around the world of twins coming from different fathers.
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German soldiers, both heterosexual and homosexual, are allowed to have sex with each other!
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The little bags of netting for gas lanterns (called 'mantles') are radioactive...so much so that they will set of an alarm at a nuclear reactor.
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False teeth are often minutely radioactive.
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Mary Jane was killed by Spiderman's radioactive semen in the limited comic book series "Spider-Man: Reign".
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