Gammagraphy shots
On the left, technicians prepare a gammagraphy shot to inspect a heavy piece of ironwork. On the right an exposure to gamma rays rays of the Venus de Milo has revealed the weaknesses of its internal anatomy. The museum's management decided to move it and we must take every precaution. Two technicians have installed the gammagraphy projector, which containsta source of cobalt-60 gamma rays with 1.17 and 1.33 MeV that will cross the marble to impress a radiographic film, revealing the metal tenons, memories of a repaired fracture that should be spared.
Défis CEA