EDTA is a chemical that is added to certain foods and beverages to help them keep their color and flavor. For instance, it is sometimes added to: 1  Sodas. 2  Canned fruits and vegetables. 3  Non-nutritive sweeteners. 4  Condiments such as mayonnaise. 5  Salad dressings.
Herman Wallace was serving a 50-year sentence for armed robbery when he was convicted, along with fellow inmate Albert Woodfox, for the murder of a prison guard at the Louisiana State Penitentiary in 1972. Wallace spent 41 years in solitary confinement.
Their main grievance: the stateâs use of solitary confinement, in which prisoners are held for years or decades with almost no social contact and the barest of sensory stimuli. The human brain is ill-adapted to such conditions, and activists and some psychologists equate it to torture.alifornia holds some 4,500 inmates in solitary confinement, making it emblematic of the United States as a whole: More than 80,000 U.S. prisoners are housed this way, more than in any other democratic nation.