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Author: O'Connor, D. J.
Title: Directional Sound.
Coporate: Schirmer Engineering Corp., Deerfield, IL
Journal: NFPA Journal, Vol. 99, No. 3, 50-56, May/June 2005
Keywords: noise (sound) | exits | human behavior | education | training | fire alarm systems | refuge | evacuation
Identifiers: directional sound to indicate exits; compatibility with traditional systems; influence on human behavior; line-of-sight methods