Napa cabbage when used as food. The Japanese name for this specific variety of cabbage is hakusai (), a Sino-Japanese reading of the Chinese name "báicài" (), literally "white vegetable". The Korean name for napa cabbage, baechu (), is a nativized word from the Sino-Korean reading, "baekchae", of the same Chinese character sets. Today in Mandarin Chinese, napa cabbage is known as dàbáicài (), literally "big white vegetable", as opposed to the "small white vegetable" that is known in English as bok choy. Outside of Asia, this vegetable is also referred to as Chinese cabbage. Regionally, it is also known as sui
Vegetable oils as alternative energy Vegetable oils as alternative energy Vegetable oils are increasingly used as a substitute for fossil fuels. Vegetable oils are the basis of biodiesel, which can be used like conventional diesel. Some vegetable oil blends are used in unmodified vehicles, but straight vegetable oil needs specially prepared vehicles which have a method of heating the oil to reduce its viscosity and surface tension. Another alternative is vegetable oil refining. The availability of biodiesel around the world is increasing, although still tiny compared to conventional fossil fuel sources. There is significant research in algaculture methods to make biofuel from algae. Concerns have