Modern Marvels


Electropolishing is simply an “electrochemical process that removes material from a metallic workpiece.” Video after the break.

It is used for to polish, passivate and deburr metal parts. It is the often described as the reverse of electroplating. Electropolishing has many applications in the metal finishing industry because of its simplicity and it can be applied to objects of complex shape.

The De Lorean DMC-12, released in 1981, “featured gull-wing doors with a fiberglass ‘underbody’, to which non-structural brushed stainless steel panels were affixed.” Modern Marvels takes a look back at this vehicle after the break. Click here for first picture in gallery.

The first prototype appeared in March 1976, and production officially began in 1981 (with the first DMC-12 rolling off the production line on January 21) at the DMC factory in Dunmurry, Northern Ireland. During its production, several aspects of the car were changed, such as the hood (bonnet) style, wheels and interior

Unlike other Disney coasters, the Rock ‘n’ Roller Coaster “accelerates from 0 to 57 miles per hour in 2.8 seconds, and the riders experience 4.5g as they enter the first inversion, more than an astronaut does on a space shuttle launch.” Video after the break.

Rock ‘n’ Roller Coaster Starring Aerosmith is an enclosed steel roller coaster ride at the Disney’s Hollywood Studios at the Walt Disney World Resort, and at the Walt Disney Studios park in France

The Twilight Zone Tower of Terror, located at Disney’s Hollywood Studios, “is the second tallest attraction at the Walt Disney World Resort, shorter only than Expedition Everest’s 199.5 feet.” Video after the break.

The Tower of Terror is 199 feet high at Walt Disney World because of FAA regulations that require a fixed red light beacon to be added to the top of any 200-foot or taller building

Developed by Lockheed Martin/Boeing, the F-22 Raptor is “primarily an air superiority fighter, but has multiple capabilities that include ground attack, electronic warfare, and signals intelligence roles

The F-22 is a fifth-generation fighter that is considered a fourth-generation stealth aircraft by the USAF. Its dual afterburning Pratt & Whitney F119-PW-100 turbofans incorporate thrust vectoring, but in the pitch axis only, with a range of 20 degrees