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
HMY Britannia (Royal Cutter Yacht) 1879, and the 216-ton schooner "Aline" (Benjamin Nicholson, 1860) in 1881. "Britannia" faced many opponents in her 43-year career. The most notable were: HMY Britannia (Royal Cutter Yacht) His Majesty's Yacht "Britannia" was a gaff-rigged cutter built in 1893 for RYS Commodore Albert Edward, Prince of Wales, who later became King Edward VII. She served both himself and his son King George V, with a long racing career. "Britannia" was ordered in 1892 by Edward, Prince of Wales and designed by George Lennox Watson. She was a near sister ship to the Watson-designed which challenged for the 1893 America's Cup.