... a 2007 U.S. patent, issued to a Plainfield, Ill., company for a bra whose cups could also function as air-filtration systems in case of chemical attacks. [U.S. Patent 7255627 (8-14-07)]

... levels inside the home and by cleaning or removing the mold spores that are visible. I have researched several air filtration systems that would be easy to install, use existing ductwork and would be reasonably priced. In my research I found ...

... news channels were showing Wednesday. The facility also has its own 20,000-gallon water storage tank and an air filtration system designed to provide clean air in the event of a hazardous material release. The project was funded mostly with ...