However, in 2005, it was reported that miners in Madagascar dug up a gem weighing 1,182 pounds which has also been feted as the world's largest emerald. Of less contention is the largest known pearl which was found by a Filipino diver off the island of Palawan in 1934.
USDA Beef Grades. Beef is graded for quality by U.S. Department of Agriculture (USDA) graders according to standards established by the USDA. Grades are based on the amount of marbling (flecks in fat within the lean) and the age of the animal.
The U.S. Department of Agriculture (USDA) regulates whether cuts of beef can be labeled as lean or extra lean based on their fat and cholesterol content. Lean cuts of beef The USDA defines a lean cut of beef as a 3.5-ounce serving (about 100 grams) that contains less than: