Definitions for "BLUE LIGHT"
light which penetrates deepest into the ocean.
potentially hazardous light rays that are near ultraviolet (400-500nm) and which cause production of free radicals in the retinal cells.
Light with a spectrum between 400nm and 500nm.
a privelege to have not a right as a volunteer firefighter and if you abuse it you not only make trouble for yourself but you make it rough on us out there who use them legally and wisely
A prophylactic establishment.