Potato batteries use the acids in the potato to start a reaction with two electrodes made of different metals that cause electrons to flow from one to the other through the potato, producing power. The potato acts as a salt bridge, connecting the anode, or negative electrode, to the cathode, or posi
According to The United States Potato Board, seven types of potatoes are commonly enjoyed by consumers: russet, long white, round white, fingerlings, red, yellow and blue or purple. The potato industry refers to them as table-stock varieties.
While the George Mateljan Foundation for the World's Healthiest Foods considers potatoes an excellent source of vitamin B6, potassium, copper, vitamin C, manganese, phosphorus, niacin, dietary fiber and pantothenic acid, it cautions that most people eat potatoes deep fried with extra fat, which is u
New potatoes are small, freshly harvested young potatoes with thin skins and a waxy texture. They have a higher moisture content than older potatoes, so they tend to be sweeter. They keep their original shape during the cooking process, making them ideal for use in potato salads.
Potatoes were first eaten and cultivated in the Andean highlands of South America, between Bolivia and Peru. Spread to Europe and North America by Spanish explorers, these tubers are ranked second among the world's most staple crops.
Potatoes do eventually go bad. Their exact shelf life depends on the type of potato, but most go bad after two to five weeks at room temperature or two to four months in a refrigerator.
Potato diseases include infestations of the root, leaves and tubers caused by bacteria, fungi and other viruses. Common potato diseases include potato wart, soft rot and potato blight, according to the American Phytopathological Society. A complete list of potato diseases can be found on the U.S. De
A potato that is sprouting can be planted in order to grow more potatoes, according to GrowVeg.com. Potatoes that haven't started sprouting, however, are dormant and won't grow until dormancy has been broken.
Peeled and cooked potatoes are safe for dogs, but potatoes sometimes contain a chemical that is also found in nightshade. Potato skins, raw potatoes and any green potato matter, including parts of the fully grown plant, are risky for dogs to eat.
Potatoes that have green skin spots, are moldy or develop sprouts are potentially bad to eat. While moldy or mushy potatoes should be discarded, it is possible to save a potato with a green skin spot or sprout if this part is completely cut away.