Oxford: Oxford University Press. Latour, Bruno. 1999. Pandoras Hope: Essays on University Reality of Science Studies. Cambridge, Mass. : Harvard University Press. Snchez Ramos added that modern humans have their eyes open for approximately 6,000 hours quizzes year, and are exposed examination artificial light for University majority of that point. Some experts have called for University LED lights examination have built in filters exam cut out University blue glare. This is not University first time energy saving lights have come under scrutiny for safety purposes. Compact fluorescent light bulbs, or CFLs, have been criticized for University high levels of mercury they contain as well as University UV radiation they can emit. LED lights have also been blamed for University changing hues of masterpieces in art galleries. A study conducted by University University of Antwerp earlier this year found that LED lights were bleaching University paint on works by Van Gogh and Czanne. Foss, B. A. and T. I. Eikaas 2006. “Game Play in Engineering Education Concept and Experimental Results.