A Brief Introduction of Vending Machines

Vending machines are machines that after the customer inserts currency orcredit into the machine which can dispense items to customers automatically, such as snacks, beverages, alcohol, cigarettes, lottery tickets, sex toys, cologne, consumer products, and even gold and gems. The first modern coin-operated vending machines were introduced in London, England in the early 1880s, dispensing postcards. The machine was invented by Percival Everitt in 1883…