bn:00539393n
Noun Concept
Categories: Safety equipment, Lighting
EN
emergency light  Egress lighting  Emergency lamp  emergency lighting  Sustained luminaire
EN
An emergency light is a battery-backed lighting device that switches on automatically when a building experiences a power outage. Wikipedia
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EN
An emergency light is a battery-backed lighting device that switches on automatically when a building experiences a power outage. Wikipedia
An electric light that turns on to give light during a power outage. Wiktionary
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