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The zebra has been used as a symbol for rare diseases since around 1940. Dr. Theodore Woodward, a professor at the University of Maryland's School of Medicine [1] used this term to teach students the basics of diagnosing disease: "When looking at a patient's symptoms, it is better to assume it is a common ailment, not a rare one – a horse rather than a zebra."
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This is a partial list of awareness ribbons. The meaning behind an awareness ribbon depends on its colors and pattern. Since many advocacy groups have adopted ribbons as symbols of support or awareness, ribbons, particularly those of a single color, some colors may refer to more than one cause. Some causes may be represented by more than one ...
Thermal-transfer printing is done by melting wax within the print heads of a specialized printer. The thermal-transfer print process utilises three main components: a non-movable print head, a carbon ribbon (the ink) and a substrate to be printed, which would typically be paper, synthetics, card or textile materials.
U.S. Navy ribbons, pin insignias, and badge worn on the uniform of a Command Master Chief.. Insignias and badges of the United States Navy are military badges issued by the United States Department of the Navy to naval service members who achieve certain qualifications and accomplishments while serving on both active and reserve duty in the United States Navy.
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An ink ribbon or inked ribbon is an expendable assembly serving the function of transferring pigment to paper in various devices for impact printing. Since such assemblies were first widely used on typewriters , they were often called typewriter ribbons , but ink ribbons were already in use with other printing and marking devices.
Law enforcement medals and badges first appeared in the late 19th century, as used by some of the (then) largest police departments in the country, such as the New York City Police Department and Chicago Police Department. Early law enforcement awards were often pins and badges awarded on a case-by-case basis.