One Room -- 63 Different Dust Particles? Researchers Aim To Build Dust Library (2 of 2) (image) Ohio State University Share Print E-Mail Caption This is a close up of a single dust particle on the sensor. Credit Images courtesy of Ohio State University. Usage Restrictions News media use only. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.