Savoy cabbage Savoy cabbage Savoy cabbage ("Brassica oleracea" var. "sabauda" L. or "Brassica oleracea" Savoy Cabbage Group), is a variety of the plant species "Brassica oleracea". Savoy cabbage is a winter vegetable and one of several cabbage varieties. It is thought to originate from England and the Netherlands. In the 18th century, it was introduced into Germany as "Savoyer Kohl". It is named after the Savoy Region in France. It is known as 'cavolo verza' in Italy. It has crinkled, emerald green leaves. The leaves are crunchy and tender. Known cultivars include 'Savoy King' (in the US), 'Tundra' (green with a firm,
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