A series means there are 2 or more outlets powered by the same wiring and circuit. The other set of black and white wires goes to the next outlet down the line and that's how it gets its power.
Alfred Bernhard Nobel (21 October 1833 - 10 December 1896) was a Swedish chemist, engineer, innovator, and armaments manufacturer. He is the inventor of dynamite. Nobel also owned Bofors, which he had redirected from its previous role as primarily an iron and steel producer to a major manufacturer of cannon and other armaments. Nobel held 355 different patents, dynamite being the most famous.
Alfred Nobel's family descended from Olof Rudbeck, the most famous scientist in Sweden in the 17th century. Alfred was fluent in several languages. Alfred Bernhard Nobel was born in Stockholm on 21 October 1833. The menfolk of the family were engineers and businessmen. In 1842, Alfred moved with his mother and brothers to St. Petersburg, where his father Immanuel Nobel had opened an armaments factory a few years prior.