The document discusses technology uses in different countries. It provides an overview of Singapore, noting it was founded as a British colony and is now a bustling urban city-state. Singapore is densely populated and has seen economic growth in industries like electronics and pharmaceuticals. The document also discusses key Singaporean inventions like Razer gaming mice, USB flash drives, the Garena online platform, and Sandisk storage drives. Next, it provides an overview of the United States, the world's largest economy, and notes American leadership in areas like computers, machinery, and military equipment. Major American inventions discussed include the transistor, Voyager 1 space probe, Saturn V rocket, cyclotron atom smasher, swivel chair, inflatable