Invisible erosion takes toll. There are several types of man-made erosion, all but the first clearly recognizable as trouble. The first-and most insidious-is sheet erosion, which is the more or less even removal of a thin layer or sheet of soil from a sloping field.
â Noodle originated in China and the name is derived from a German nudel which means pasta, and spaghetti originated in Italy. â Noodle is thin and elongated in shape. Spaghetti is long, cylindrical in shape and differs in thickness. â Noodle is made of unleavened dough cooked in boiling water and oil.
Chinese meatballs (wanzi) are typically made of pork and can be steamed, boiled or deep fried, sometimes with the addition of soy sauce. Large meatballs, called lion's heads, can range in size from about 5â10 cm (2.0â3.9 in) in diameter. Smaller varieties, called pork balls, are used in soups. A Cantonese variant, the steamed meatball, is made of beef and served as a dim sum dish.