PRINTING PROCESSES IMPACT (a.k.a. plate; ink-on-paper): letterpress (relief) offset lithography (planographic) gravure (intaglio) screen printing/stencil duplicating (porous) CHARACTERISTICS: image carriers; mechanical printing machines; "real" ink; non-variable printed images USES: commercial printing catalogs greeting cards packaging magazines books maps posters newspapers forms labels & tags currency NON-IMPACT (a.k.a. plateless; toner-based) electrophotography (Xerography) inkjet thermal transfer dye sublimation ion deposition magnetography CHARACTERISTICS: no image carriers; copiers and digital printers; toner or "electroink" ; variable-data printing USES: transaction documents addressing on-demand printing proofing bar-coding variable data on preprinted "shells" RETURN TO FAST ACCESS MENU RETURN TO SESSION OUTLINE