The term 'Norwegian Wood Strings' refers to the strings used on a SITAR, a stringed instrument originating from India. The SITAR is a plucked string instrument with a long neck and a gourd-shaped body, and is typically used in Hindustani classical music. The strings used on a SITAR are made of metal, nylon, or gut, and the term 'Norwegian Wood Strings' refers to the use of gut strings, which are made from the intestines of animals.