Cupertino, CA, United States (AHN) - With an alliterative nod to its popular iPod music and video playing devices, Apple on Wednesday unveiled the iPad, a touch-screen tablet computer. Chief Executive Steve Jobs introduced the device, shaped like an oversized iPhone, at company headquarters that had been anticipated for weeks by Mac fans and the media. The Wi-Fi-capable device contains a 1-gigaHertz chip, with more than 16 to 64 gigabytes of Flash ram. Like Apple's popular iPhone, the iPad runs Apple Store applications. Jobs said the tablet was designed with the environment in mind. It's highly recyclable as components are free of arsenic, BFT, PVC and mercury. The device can display full-size Web pages and its keyboard is nearly the same size as that of a desktop computer. Users can read books on its display, watch videos or play music. Potential sales for the iPad could be in the millions. In the first year the iPhone and iPod were released, each sold about...