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Chem/Bio National Security 

WMD-DAC
Aerosol spray dispersal

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Defense Against Chemical and Biological Threats

Agent Defense Assessment

Sandia, in partnership with the Department of Defense's Edgewood Chemical and Biological Center (ECBC), is developing and experimentally validating transport and consequence models that account for:

Explosive dispersal of Mustard simulant generating vapor and drop dispersion.
Explosive dispersal of mustard simulant generating vapor and drop dispersion.

The challenge is to develop models that address the wide range of dispersion devices available and define the threat level based on generic device sizes. In addition to exploring aerosol dispersal, we examine how the agent falls on the ground and is dispersed by people walking through it—a depth of analysis unmatched by other organizations.

Our dose response work is filling an important gap in developing parameters for different constituents of the population, not just the healthy military population on which current models are based.

Our results are being integrated into models produced by the National Atmospheric Release Advisory Center (NARAC), a national resource center for study, planning, real-time assessment, and response for a wide variety of hazards, including chemical and biological emissions.