DSCC emergency response crews identified the white powdery substance that smoked and caught fire on Wednesday in Whitehall.
Crews said that a small container of phosphorus about the size of a soup can was safely removed and transported to the Columbus Bomb Squad range for proper disposal.
Construction crews installing a gate struck a powdery white substance in the ground along East Broad Street at the Defense Supply Center.
The investigation prompted the closure of Yearling Road shortly after 10 a.m. Wednesday.
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September 5, 2012: Emergency Crews Investigating Powdery Substance In Whitehall