Edwin J. Cohn
...that when Edwin J. Cohn gave public demonstrations of the newly-invented blood fractionation machine, he used his own freshly-drawn blood which, when the machine exploded after clogging, led to the first several rows of the audience being covered in blood?
...that when <b id="mwLg"><a class="mw-redirect" href="./Edwin_J._Cohn" id="mwLw" rel="mw:WikiLink" title="Edwin J. Cohn">Edwin J. Cohn</a></b> gave public demonstrations of the newly-invented <a href="./Blood_fractionation" id="mwMA" rel="mw:WikiLink" title="Blood fractionation">blood fractionation</a> machine, he used his own freshly-drawn <a href="./Blood" id="mwMQ" rel="mw:WikiLink" title="Blood">blood</a> which, when the machine exploded after clogging, led to the first several rows of the audience being covered in blood?