<human>:  With regards to the history of canning, what year was the first canning factory opened?
<bot>: The first canning factory was opened in 1810 by Peter Durand in London, England. Durand had invented a new way of canning food called “pressure canning.” Durand’s invention was a huge success and led to the mass production of canned food, which became very popular in Europe and the United States.