Decorative concrete is the use of concrete as not simply a utilitarian medium for construction but as an aesthetic enhancement to a structure, while still serving its function as an integral part of the building itself such as floors, walls, driveways and patios.
RANKED: The world's 20 strongest militaries. Despite budget cuts and a reduction in size, the US has maintained its position as the world's strongest military, according to a report on globalization from Credit Suisse. While the US is still far and away the world's top military superpower, Russia and China are its closest rivals. Canada, however, is the weakest of the twenty countries on the list. Credit Suisse acknowledged the difficulties of determining comparative military strength in its report.
Since the question is most powerful PERSON, rather than most powerful Senator. According to the Constitution the President of the Senate, ex officio, also serving as Vice President, is the highest ranking officer of the Senate. Joe Biden. 2nd most powerful person, most powerful Senator, is President pro tempore, Robert Byrd. Also 3rd in line, behind VP and Speaker of the House, for the Presidency.