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.
Mandela spent much of the next six years in solitary confinement. In 1988, after spending time in the hospital for tuberculosis, he was moved to Victor Verster Prison, where he lived under less harsh and restrictive conditions, and entered into clandestine negotiations with the government to bring an end to apartheid.