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.
Although solitary confinement conditions vary from state to state and among correctional facilities, systematic policies and conditions include: 1  Confinement behind a solid steel door for 22 to 24 hours a day.2  Severely limited contact with other human beings. 3  Infrequent phone calls and rare non-contact family visits.: Numerous studies have documented the harmful psychological effects of long-term solitary confinement, which can produce debilitating symptoms, such as: 1  Visual and auditory hallucinations. 2  Hypersensitivity to noise and touch. 3  Insomnia and paranoia.