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 Khalifa: Dubai, United Arab Emirates. The Burj Khalifa, previously known as the Burj Dubai, is the tallest building in the world. It measures 2,723 feet high and has 163 floors. It took five years to build, and was completed in 2009 in Dubaiâs main business district.