Canning novelty. Early methods of manufacture employed poisonous lead solder for sealing the cans. Studies in the 1980s attributed the lead from the cans as a factor in the disastrous outcome of the 1845 Franklin expedition to chart and navigate the Northwest Passage. Later studies found this to be false. Increasing mechanization of the canning process, coupled with a huge increase in urban populations across Europe, resulted in a rising demand for canned food. A number of inventions and improvements followed, and by the 1860s smaller machine-made steel cans were possible, and the time to cook food in sealed cans had
Campbell's Soup Cans Soup can and repeat it fifty times, you are not interested in the retinal image. According to Marcel Duchamp, what interests you is the concept that wants to put fifty Campbell's Soup cans on a canvas." The regimented multiple can depictions almost become an abstraction whose details are less important than the panorama. In a sense, the representation was more important than that which was represented. Warhol's interest in machinelike creation during his early pop art days was misunderstood by those in the art world, whose value system was threatened by mechanization. In Europe, audiences had a very different take