The darkest substance known to man, the most toxic poison, the most radioactive substance, the hardest substance, the most super superfluid. Some of the most extreme substances.
(via Look At This...)
Monday, 27 June 2011
Top 10 Most Extreme Substances
The darkest substance known to man, the most toxic poison, the most radioactive substance, the hardest substance, the most super superfluid. Some of the most extreme substances.
(via Look At This...)
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