🌪️ Sandstorm Visibility Lab

Wind advects grains across a cross-section of desert boundary layer; visibility follows Koschmieder's law from the particle extinction coefficient.

Wind speed 14 m/s

Grain diameter 120 μm

Particle density 3200

Turbulence 45%

Wind speed–

Settling velocity (Stokes)–

Extinction coeff. σ–

Meteorological visibility–

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