But wait. There was far more. After an extended separation, Carroll Shelby renewed his association with Dearborn to oversee a high-energy replacement for the Mustang Cobra. Debuting for 2007, the brand new Shelby GT500 coupe and convertible boasted a whopping 500 horses from a supercharged model of the twincam 330-cid "mod" V8, plus a heavy-responsibility 6-velocity handbook transmission, more-aggressive styling, and many particular touches all through. Performance was thoughts-boggling: 0-60 blasts of four seconds flat, quarter-mile runs of 12.5 at 116 mph. High velocity? A blazing 160 mph -- with a governor!

Some tools are particular must-haves in the case of diagnosing engine bother whereas others are good for Directional valve troubleshooting reaching deep into confined and hid areas on a car. Then there are instruments that are specifically meant to be used with explicit parts and even take their names from them. Are any of them coming to thoughts? Suppose you would ID them all if all you get is a short description? Put your data of garage tools to the test-start the quiz! Skilled auto mechanics and avid do-it-yourselfers will almost certainly ace this one. Are you amongst their ranks or is the jack the one thing you know about auto shop instruments? You'll find out when you're taking the quiz!

Length isn't the one consideration. The runway surface itself should be a lot thicker than a freeway to handle the additional weight of modern aircraft. Think about a fully loaded Boeing 777 touching its wheels to the bottom. That's 660,000 pounds (299,370 kilograms) coming down exhausting on the runway surface! Runways have to be specifically constructed to take that strain without cracking or, worse, buckling. When the Denver International Airport was built, it took 2.5 million cubic yards (1.9 million cubic meters) of concrete to create 5 12,000-foot (3,658-meter) runways, plus taxiways and aprons. First, 6 ft (1.8 meters) of compacted soil was put down; then, a 1-foot-deep (0.3-meter) layer of soil was spread, topped by an 8-inch- (20-centimeter-) thick cement-handled base; that was adopted by 17 inches (43 centimeters) of concrete paving [supply: Denver Worldwide Airport].