Dutch brewery burns iron as a clean, recyclable fuel
For those interested in the history of chemistry:<p>These are the types of experiments that led to the discovery of oxygen.<p>Highly recommend this documentary funded by the NSF: <a href="https://youtu.be/z3Gt5IOjAu" rel="nofollow">https://youtu.be/z3Gt5IOjAu</a><p>Even my 4th grader liked it.