CASTLE PINES, Colo. (CBS4) – South Metro firefighters evacuated one home in Castle Pines for an unknown substance investigation. They respond to a home near Shoreham Circle and Kent place Monday night.

At around 10 p.m., investigators determined it was a “harmless food additive.”

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(credit: South Metro Fire)

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Firefighters say they set up a decontamination corridor out of an abundance of caution.

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No injuries have been reported.

Danielle Chavira