First, important things were printed like books.But these are REALLY important, not some literature for the mob. Well, because the mob was quite illiterate at the time.
Then also such fiction was printed, meaning for the reading of the book.Well, since the last 50 years (even hundreds of them), it's all about printing - books, leaflets, business cards, even shirts, mugs, pens ...
The main division is cold printing, where the paint is fixed by soaking into paper.While the 'hot' offset where the printed paper web passes through the drying tunnel. The classic offset (water) is associated with the use of water rollers and hydrophilic and hydrophobic surfaces, however, this method is already abandoned due to the difficulty in obtaining a good balance of water and oil paint. The successor of this method is anhydrous offset printing where silicone molds are used instead of water.
This makes manufacturers of laser printers try to sell more and more advanced laser printers that can be used without any obstacles for several hours a day. .