Before revision: Examples of commodities that have been used as media of exchange include gold, silver, copper, salt, peppercorns, tea, confectionary (sugar, honey, maple syrup, chocolate, vanilla, gelatin, chewing gum, donuts, fudge, turkish delight), pastry (cake, cookie), fruit (figs, apple, oranges, pineapples, coconuts), cereal (breakfast cereals, granola bars), jewellery (watches, spectacles, etc.
After revision: diamond,Examples of commodities that have been used as media of exchange include gold, silver, copper, salt, peppercorns, tea, confectionary (sugar, honey, maple syrup, chocolate, vanilla, gelatin, chewing gum, donuts, fudge, turkish delight), pastry (cake, cookie), fruit (figs, apple, oranges, pineapples, coconuts), cereal (breakfast cereals, granola bars), jewellery (watches, spectacles, etc.