A process used to estimate the permanence of paper or other substrate. Depending on a paper’s chemical composition, it can have varying levels of longevity. Since normal aging is not practical, procedures have …

The evaluation and comparison of a quantity or set of materials or products to quality standards as a means of gauging their acceptability. Also known as inspection.

In an inkjet environment, the series of documented processes, print proofs and capabilities that the software and hardware vendors participating in the inkjet solution must demonstrate at the buyer’s site before …

In photography, a camera lens which has been modified to reduce or eliminate chromatic aberration by focusing two different colors (such as blue-violet and yellow) simultaneously. Chromatic aberration, which manifests itself as a …

Possessing no color or hue, or, in other words absorbing or reflecting all wavelengths of light in equal amounts. The term also describes a printed material that contains only black, white, and/or gray, …

An obsolete term for gray component replacement. See Gray Component Replacement.

A substance that yields hydrogen (H+) ions when added to a solution. Acids typically have a corrosive effect on many substances. The acidity of a solution is described in terms of pH, a …

A variety of colorant comprising salts of organic acids, used in the screen printing of textiles.

A unit used to measure the amount of potassium hydroxide (chemical formula KOH) needed to neutralize the freeacids found in oils, waxes, or resins. A high degree of acidity is undesirable …

A type of paper that is slightly acidic. Most paper is acid paper, since it is produced using bleaching agents, sizingmaterials (in particular, acid-rosin sizing, which is the chemical that, although …