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.
The Burj Khalifa, Dubai, UAE â Currently world's tallest building, since it was completed in 2010, is the Burj Khalifa. It stands a massive 198 meters (650 feet) above its nearest competitor. Jeddah Tower, Saudi Arabia â Another threat to the Burj Khalifa's tallest building title is the Jeddah Tower in Saudi Arabia. The tower is currently under construction and due to top out at 1,000 meters at a cost of $1.23 billion.