A hydrogen-cartridge powered vending machine has made its debut at the Osaka Kansai Expo, marking a significant step in sustainable technology. Developed through a collaboration between Coca-Cola Bottlers Japan Inc. and Fuji Electric Co., the machine functions by generating electricity from the chemical reaction between hydrogen and oxygen. This innovative approach ensures zero carbon emissions while consuming only half the electricity of traditional vending machines. The flexibility of replaceable hydrogen cartridges enables installation in locations lacking direct electrical connections, showcasing the potential for off-grid power solutions. Despite the promising technology, Coca-Cola Bottlers Japan is hesitant to embark on widespread commercial deployment, citing current cost constraints, space limitations, and the necessity for a more extensive hydrogen infrastructure. The upcoming expo is set to host a total of 252 vending machines, with projections indicating a substantial demand surge during the summer months. Anticipating peak sales of 1,000 bottles per machine daily, the event aims to showcase the efficiency and environmental benefits of this cutting-edge vending technology.