Milton, NY, April 26, 2007 – Sono-Tek Corporation (OTC BB: SOTK) announced today that Dr. Joseph Riemer, VP of Engineering of Sono-Tek Corp. presented on April 23, 2007, at the Campden & Corleywood Food Research Association (CCFRA, UK) “Nanotechnology Food and Agriculture” workshop, Sono-Tek’s unique capabilities in ultrasonic spray coatings, used for direct food contact…