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PERFECTING PRESS -
A printing press that prints both sides of the paper in one pass through the press.
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PDF (PORTABLE DOCUMENT FILE) -
A propriety format for the transfer of designs across multiple computer platforms. PDF is a universal electronic file format, modeled after the PostScript language and is device and resolution independent.
Documents in the PDF format can be viewed, navigated and printed from any computer regardless of the fonts or software programs used to create the original.
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PICKING -
In printing, the lifting of the paper surface during printing. It occurs when the pulling force (tack) of the ink is greater than the surface strength of the paper.
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POSTSCRIPT -
A page description language developed by Adobe Systems, Inc. to describe an image for printing.
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PRE-FLIGHT -
The test used to evaluate or analyze every component needed to produce a printing job. Preflight confirms the type of disk being submitted, the color gamut, color breaks, and any are required plus layout files,
screen fonts, printer fonts, EPS or TIFF files, laser proofs, pages sizes, crop marks, etc.
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PRESSURE SENSITIVE PAPER -
Material with an adhesive coating, protected by a backing sheet until used.
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PRINTING INK -
a viscous, semi-solid pigmented substrate in various configurations such as soy, petroleum based and rubber based. It is quick drying and manufactured to be used especially for printing.
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