Frank Wighard, Inventor and Founder of CSI, Holds a Patent for a Revolutionary Double-Acting Thermoacoustic Driver and Says the Power of Sound Waves Can Be Harnessed to Eliminate the Use of Dangerous Ozone-Depleting and Global-Warming Chemicals Used in Air-Conditioning Systems and Provide a Way for Them to Comply With the New EPA and Montreal Protocol Regulations, Which Stop the Production of Chlorine-Based Refrigerants Worldwide After January 1, 2015
