Epinephrine (ep-uh-nef-rin, -reen) is also known as adrenaline. It is a hormone that is secreted by the adrenal glands. (1, 3). Adrenalin, without the e, was originally used as a trademark for a product made by an American pharmaceutical firm Parke, Davis & Co.
The Burj Khalifa building in Dubai, United Arab Emirates is the world's tallest building. Completed in January 2010 with 160 stories which reach 2,716 feet (828 meters) high, it is a mix of Hotel/Residential/Office. Alexander Hassenstein/Getty Images.
Burj Dubai is currently the tallest man-made building in the world, though it is not yet completely finished. It is scheduled for completion in September of 2009, but when last measured for height in January of 2009, it was about 2,684 feet (818 meters) tall and it became the tallest building in the world.