*Based on a 2,000 calorie diet. Kale is a highly nutritious. This non-starchy vegetable is low in calories and carbohydrate. One cup of cooked kale contains only 33 calories and 7 g of carbohydrate. On the other hand, if you eat kale raw, one cup contains only 8 calories and 1.4 g of carbohydrate.
Cotton and U.S. Currency According to the Bureau of Engraving and Printing, US paper currency is made up of 75% cotton and 25% linen. That is, there are three-fourths of a pound of cotton in each pound of dollar bills. This same source also informs us that there are 454 bills in a pound of currency.
A penny is the lowest form of American currency, worth only one cent, and is popularly believed to be made solely of copper. However, the common penny has been made of a variety of materials over the years, with copper even being removed completely in 1943. Today, a penny is made of 97.5 percent zinc, and 2.5 percent copper.