Scales of interaction
10^-6 to 10^-3 Reaerosolization, inhalation, surface interactions, agent interaction with surface types, material, porosity
10^-3 to 10^3 surface roughness and eddies, and sensor “beam” cross section, vegetation …
10^3 to 10^4 Structures , large eddies hazard cloud and flow movement
10^5 to 10^6 , Winds and fronts , hazard coverage areas …