United States raw milk debate systematic review of the food safety of unpasteurized milk concluded that science-based data to substantiate claims of health benefits "are lacking or do not exist" and the risks associated with disease outbreaks as a result of raw milk consumption are "considerably higher". Pasteurization was first used in the United States in the 1890s after the discovery of germ theory to control the hazards of highly contagious bacterial diseases, including bovine tuberculosis and brucellosis, that could be easily transmitted to humans through the drinking of raw milk. Initially after the scientific discovery of bacteria, no product testing was available to determine
Federal Rules of Criminal Procedure to fill in, despite seeming authorization under the Judiciary Act to do so. Early Supreme Court cases also fully endorsed congressional authority to enact rules of procedure, and declined the opportunity to directly claim such authority for the courts under Article III of the United States Constitution. A few federal court decisions nonetheless established what amounted to particular federal common law rules of criminal procedure, which added to the lack of conformity in the federal system. In 1933, Congress authorized the Supreme Court to prescribe rules of criminal "appellate" procedure, which included any proceeding after the entry of a verdict