Engines Podcast Engines of Our Ingenuity 3178: Samuel KierEpisode: 3178 Samuel Kier and Oil Refining. Today, distilling black gold. Dr. Andy Boyd | Posted on July 5, 2018, 12:01 AM Episode: 3178 Samuel Kier and Oil Refining. Today, distilling black gold. / To embed this piece of audio in your site, please use this code: <iframe src="https://embed.hpm.io/293329/293326" style="height: 115px; width: 100%;"></iframe> X This article is part of the Engines of Our Ingenuity podcast Share