Removal of rust from metal can be done with this plant. Cut the raw potatoes and simply rub it on the rusty surface. The acid in it will dissolve the rust.
The Incas have been fed by it 6,000 years ago, and in Quechua language they devised around 1,000 words that mean or describe different types of potatoes. The potatoes are also called “bread from the Andes”.
