Kent Pinkerton, PhD is a Professor of Pediatrics in the School of Medicine and Anatomy, Physiology and Cell Biology in the School of Veterinary Medicine. An expert on air pollution, Dr. Pinkerton researches how vapors, gases, particles and fibers change the way respiratory, cardiovascular and neurological cells develop and function.

Scientists have not unanimously settled on a precise definition of nanomaterials, but agree that they are partially characterized by their tiny size, measured in nanometers. A nanometer is one millionth of a millimeter - approximately 100,000 times smaller than the diameter of a human hair.