(Kelly of the Clue Crew shines a flashlight through a prism and the beam is redirected onto a different wall.) The prism refraction experiment that I'm reenacting was first conducted in a laboratory by this man in 1666
... flashlight, now only the green light makes it through the plastic) 
but what I'm... [DOC] [TLE] The discovery of the white light spectrum | Light | AstroLab [PAR] Without knowing it, Grimaldi had conducted the first experiment into the splitting 
of light.