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Washup
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Removing printing ink from a press, washing the rollers and blanket. Certain ink colors require multiple washups to avoid ink and chemical contamination.
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Waste
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A term for planned spoilage.
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Watermark
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A translucent logo that is embossed during the papermaking process while the paper slurry is on the dandy roll. See also dandy roll.
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Wet Trap
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To print ink or varnish over wet ink, as compared to dry trap.
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Widow
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A single word or two left at the end of a paragraph, or a part of a sentence ending a paragraph, which loops over to the next page and stands alone. Also, the last sentence of a paragraph, which contains only one or two short words.
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Window
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(1) In a printed product, a die-cut hole revealing an image on the sheet behind it. (2) On a mechanical, an area that has been marked for placement of a piece of artwork.
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Wire Side
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Side of the paper that rests against the Fourdrinier wire during papermaking, as compared to felt side.
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Wire-O
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A bindery trade name for mechanical binding using double loops of wire through a hole.
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With the Grain
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Parallel to the grain direction of the paper being used, as compared to against the grain. See also Grain Direction.
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Woodfree Paper
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Made with chemical pulp only. Paper usually classified as calendered or supercalendered.
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Work and Tumble
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Printing one side of a sheet and turning it over from the gripper to the tail to print the second side using the same side guide and plate for the second side.
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Work and Turn
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Printing one side of a sheet and turning it over from left to right using the same side guides and plate for the second side.
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Wove
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Paper manufactured without visible wire marks, usually a fine textured paper.
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Wrinkles
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The unevenly dried surface of printed inks.
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Writing Paper
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Another name for bond paper.
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