[PDF] Photoluminescent step edge, path finding, handrail and exit sign ...
Photoluminescent Egress Paths & Exit Signs ... the markings then re-emit that light, glowing in the dark when the power fails, and ... In other words, photoluminescent material absorbs the energy provided by visible and near- visible light and ...
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gbcsafetyglow's website is gbcsafetyglow.com