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[33] [34] Ice-pick scars, boxcar scars, and rolling scars are subtypes of atrophic acne scars. [32] Boxcar scars are round or ovoid indented scars with sharp borders and vary in size from 1.5–4 mm across. [33] Ice-pick scars are narrow (less than 2 mm across), deep scars that extend into the dermis. [33] Rolling scars are broader than ice ...
A steel-bodied boxcar built by the American Car and Foundry Company in 1926 for the South Australian Railways A wooden-bodied Duluth, South Shore and Atlantic Railway boxcar on display at the Mid-Continent Railway Museum in North Freedom, Wisconsin A double-door boxcar passes through Prairie du Chien, Wisconsin.
Smoothing of a noisy sine (blue curve) with a moving average (red curve). In statistics, a moving average (rolling average or running average or moving mean [1] or rolling mean) is a calculation to analyze data points by creating a series of averages of different selections of the full data set.
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United States Rolling Stock Company (1875–1893) Chicago Illinois [9] United States Railway Equipment (USRE) (1954–) Blue Island, Illinois [9] (to Evans) United Streetcar; US Car and Foundry; US Railcar; Vertex Railcar; Virginia Bridge & Iron Company (until 1920s) Roanoke, Virginia [9] Wagner Palace Car Company (1887–1900) Buffalo & New ...
By: Donna Freydkin. Here's an object lesson in how fast life can change. In 1991, stunning model Niki Taylor was anointed one of 'People' magazine's most beautiful, wearing an orange swimsuit on ...
A side impact can accelerate a vehicle sideways. The tires resist the change, and the coupled forces rotate the vehicle. In 1983, crash tests showed that light trucks were prone to rolling over after colliding with certain early designs of guide rail. [4] A rollover can also occur as a vehicle crosses a ditch or slope.
SCARS Institute of Combat Sciences has developed training courses for the US Army and Air Force, as well as foreign governments and various law enforcement agencies. [ 3 ] [ 4 ] For the first seven years the fighting system remained exclusively known to and practiced by US Special Forces.