Characterization of Manganese Exposure in Welding Processes. (64) S. Liu, S. Hammond, University of California, Berkeley, Berkeley, CA.

Enhanced Generation of Nanoparticles with a Nebulizer-Cyclone System. (65) M. Sheehan, West Chester University, West Chester, PA; T. Peters, L. Cena, P. O'Shaughnessy, University of Iowa, Iowa City, IA.

Exposure Assessment of Abrasive Blast Medias in Use at a Large Petrochemical Facility. (66) R. Tutt, Exxon Mobil Corporation, Baytown, TX.

Investigating the Aspiration Efficiency of a New High-Flow Inhalable Aerosol Sampler. (68) R. Anthony, University of Arizona, Tucson, AZ; J. Volckens, Colorado State University, Fort Collins, CO; M. Van Dyke, National Jewish Health, Denver, CO.

Personal Sampler Performance for Coarse Aerosols in Ultra-Low Windspeed Environments. (69) D. Sleeth, J. Vincent, University of Michigan, Ann Arbor, MI.

A Personal Sampler for Assessing Inhaled Nanoparticle Exposures. (70) J. Volckens, A. Marchese, A. Prieto, Colorado State University, Fort Collins, CO.

Glass and Metal Arts Exposure Assessment. (71) G. Croteau, J. Camp, University of Washington, Seattle, WA.

Mapping of Respirable Particulate and Noise Exposures Using Geographical Information System in Selected Stone Crushing Units in Central India. (67) R. Ayyappan,
K. Mukhopadhyay, K. Balakrishnan, M. Chakraborty, Sri Ramachandra University, Chennai. Tamil Nadu, India.

Control of Microbial Exposure from Metalworking Fluids. (72) R. Gorny, A. Lawniczek-Walczyk, A. Niesler, A. Wlazlo, D. Lis, E. Anczyk, Institute of Occupational Medicine and Environmental Health, Sosnowiec, Poland.

Swift Award. P. O'Shaugrosy, University of Iowa, IA.