(sÅâ²lÉr). adj. 1. Of, relating to, or proceeding from the sun: solar rays; solar physics. 2. Using or operated by energy derived from the sun: a solar heating system.dj. 1. Of, relating to, or proceeding from the sun: solar rays; solar physics.
The main printing techniques are screen printing, block printing and photocopying. Letterpress, lithography, flexography, and gravure printing are used in commercial manufacturing. Finishing techniques enhance the final product. Different packaging materials perform different functions. There is certain information that must be provided on packaging by law.
Gravure printing is an intaglio printing technique, where the image being printed is made up of small depressions in the surface of the printing plate. The cells are filled with ink, and the excess is scraped off the surface with a doctor blade.he other significant printing techniques include: 1  Flexography, used for packaging, labels, newspapers. 2  Dye-sublimation printer. 3  Inkjet, used typically to print a small number of books or packaging, and also to print a variety of materials: from high quality papers simulating offset printing, to floor tiles.