6 Chemical Reactions That Changed History A few chemical reactions have altered the trajectory of our history. Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts How Ocean Currents Work (and How We Are Breaking Them) 10 Things We Didn’t Know 100 Years Ago Why can’t we see evidence of alien life? The Navy’s Indoor Ocean Is It Possible To SURVIVE A FALL From 30,000 Feet? Distortions and Optical Phenomena