Coca-Cola drink was "injurious to health", leading to amended food safety legislation. The Coca-Cola Company, its subsidiaries and products have been subject to sustained criticism by both consumer groups, leftist activists, and watchdogs, particularly since the early 2000s. Coca-Cola Classic is rich in sugar (or sweetners in some countries) especially sucrose, which causes dental caries when consumed regularly. Besides this, the high caloric value of the sugars themselves can contribute to obesity. Both are major health issues in the developed world. In July 2001, the Coca-Cola company was sued over its alleged use of political far-right wing death squads (the United
Drink can Fraze (1913–1989) of Dayton, Ohio, United States, invented the similar integral rivet and pull-tab version (also known as "ring pull" in British English), which had a ring attached at the rivet for pulling, and which would come off completely to be discarded. He received US Patent No. 3,349,949 for his pull-top can design in 1963 and licensed his invention to Alcoa and Pittsburgh Brewing Company, the latter of which first introduced the design on Iron City Beer cans. The first soft drinks to be sold in all-aluminium cans were R.C. Cola and Diet-Rite Cola, both made by the Royal Crown