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Ultrasonic testing ( UT) is a family of non-destructive testing techniques based on the propagation of ultrasonic waves in the object or material tested. In most common UT applications, very short ultrasonic pulse waves with centre frequencies ranging from 0.1-15 MHz and occasionally up to 50 MHz, are transmitted into materials to detect ...
Troy Nuel Smith, Sr. (May 26, 1922 – October 26, 2009) [1] was an American businessman who founded Sonic Drive-In, a fast-food restaurant chain based in Oklahoma City that recreates the drive-in diner feel of the 1950s, complete with carhops who usually wear roller skates. By the time of Smith's death in 2009, the chain had 3,600 restaurants ...
Sonic Automotive is a Fortune 500 company based in Charlotte, North Carolina, and is the fifth largest automotive retailer in the United States as measured by total revenues. [3] The company was founded by O Bruton Smith and completed its initial public offering on the NYSE in 1997. Sonic Automotive operates in 24 states with more than 100 ...
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The Sonic I vehicle is currently on display at Indianapolis Motor Speedway Hall of Fame Museum. Spirit of America – Formula Shell LSRV. After a lengthy break from world records Breedlove began work on a new Spirit in 1992, eventually named the Spirit of America Formula Shell LSRV. The vehicle is 44 ft 10 in long, 8 ft 4 in wide, and 5 ft 10 ...
Sonic Corporation, founded as Sonic Drive-In and more commonly known as Sonic (stylized in all caps), is an American drive-in fast-food chain owned by Inspire Brands, the parent company of Arby's, Dunkin' Donuts and Buffalo Wild Wings. Sonic, founded by Troy N. Smith, Sr., opened its first location in 1953, under the name Top Hat Drive-In.
Active thermography is an advanced nondestructive testing procedure, which uses a thermography measurement of a tested material thermal response after its external excitation. This principle can be used also for non-contact infrared non-destructive testing (IRNDT) of materials. The IRNDT [1] method is based on an excitation of a tested material ...