Abrasion marks : Marks on a photographic print or film appearing as streaks or scratches, caused by the condition of the developer. Can be partially removed by swabbing with alcohol.
Abrasion resistance: Ability to withstand the effects of repeated rubbing and scuffing. Also called scuff or rub resistance.
Abrasion test: A test designed to determine the ability to withstand the effects of rubbing and scuffing.
Abrasiveness: That property of a substance that causes it to wear or scratch other surfaces.
Absorption: In paper, the property which causes it to take up liquids or vapors in contact with it. In optics, the partial suppression of light through a transparent or translucent material.
Acceptance sampling or inspection : The evaluation of a definite lot of material or product that is already in existence to determine its acceptability within quality standards.
Accelerate: In flexographic printing, as by the addition of a faster drying solvent or by increasing the temperature or volume of hot air applied to the printed surface. Electrical - To speed rewind shafts during flying splices, and in taking up web slackness.
Accordion Fold: Bindery term, two or more parallel folds which open like an accordion.
Acetone : A very active solvent used in packaging gravure inks; the fastest drying solvent in the ketone family.
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