Fluorescence has many practical applications , including mineralogy , gemology , chemical sensors ( fluorescence spectroscopy ) , fluorescent labelling , dyes , biological detectors , cosmic-ray detection , and , most commonly , fluorescent lamps .
Fluorescence has many practical applications in mineralogy , gemology , chemical sensors ( fluorescence spectroscopy ) , fluorescent labelling , dyes , biological detectors , and , most commonly , fluorescent lamps .