Water and waterless - offset printing
Offset printing is the most popular type of printing in today's printing industry. It is true that it has many varieties and uses different techniques and materials (paint, paper). 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.
There are more and more graphics processing programs, from the most popular Photoshop to less known and free ones like Inkscape. Professionals usually use one or two proven programs, which translates into their high productivity.
In the work of graphics or DTP operator you usually need a program for processing vector and raster graphics. You can also include word processors, programs provided by print equipment manufacturers, to the pool of programs needed for such work.
The attack of online printers
Internet printers grow like mushrooms after rain - no wonder, because the vision of sending files by the site, which will itself inform us whether everything is okay in technical matters (formats, colors, size, etc.).
However, not all printers have the option of ordering directly through their website, and this error and the background of competitors fall short, badly. However, the price you have to pay for the possibility of online orders can be deterred by smaller printing houses and printing plants from such an investment.