From the corrosive blood of the "Alien" xenomorph to the various Bond and Batman villains' use of the iconic acid vat, popular media presents us with a dramatic and largely unrealistic vision of acidic power. What are our strongest acids and superacids actually like? How do they generate those acid effects in the movies? And just what sort of blood courses through the xenomorph's veins? Robert Lamb and Joe McCormick explore in this episode of Stuff to Blow Your Mind. (Originally published May 12, 2016)