Paste-up boards that camera-ready artwork is mounted on. A second layer, often a sheet of acetate, contains the photographs or transparencies mounted in position. A sheet of tracing or other semitransparent paper is often attached and includes special information or instructions; for example, make this type blue or that logo red.

The physical materials a printer needs in order to prepare a job for print. This would typically be a set of four films for a 4-colour job, or one sheet of black & white film or photographic paper for a one colour job.

Typeset copy and art mounted on boards to be photocopied and printed. Also referred to as pasteups.

Genre fiction.

The wiring, plumbing and heating and cooling systems in a building; also the components with moving parts such as furnaces, plumbing fixtures, etc.