Economy of Devon (chewing gum) and HMNB Devonport (the largest naval base in western Europe) are in Plymouth. Torquay was home to Beverage Brands, the producers of WKD Original Vodka. Britannia Royal Naval College is at Dartmouth. Mining for tin and copper was carried on in Devon from ancient times until the 1930s: see Dartmoor tin-mining. Agriculture has been an important industry in South West England since the 19th century: approximately 80% of land in the South West of England is in agricultural use (19.6% of England's total). In the later 19th and early 20th centuries there were a number of potteries in
Old Royal Naval College painted between 1707-1726 by Sir James Thornhill. The hospital closed in 1869 and the remains of thousands of sailors and officers were removed from the hospital site in 1875 and reinterred in East Greenwich Pleasaunce or "Pleasaunce Park". In 1873, four years after the hospital closed, the buildings were converted to a training establishment for the Royal Navy. The Royal Navy finally left the College in 1998 when the site passed into the hands of the Greenwich Foundation for the Old Royal Naval College. Since 1998 the site has had new life breathed into it through a mix of new