Top 10 Most Extreme Substances On Earth

Jason Lazarus

These Are the 10 Most EXTREME Substances Known to Man What is the darkest 'stuff'? Or how about the most explosive? Not even a meth head would want to touch some of this stuff. If you want to know the superlative substances in all manner of categories, read on… Darkest substance: Nope, it's not 'your ex's ...