Three months ago, I installed a device on my car called the Blade which reduces emissions and is supposed to improve fuel economy. You can read about the installation here. First and foremost, the Blade is primarily an emissions-capturing device. As I have discussed before, this it does remarkably well as certified by this independent lab. Second, the Blade is reported to have a side benefit of improving gas mileage. Everyone wants to know “does it work?” I believe that it (read the rest of this post)