Wallpaper

Wallpaper is a kind of paper used to cover walls inside of houses and buildings. Wallpaper is used to decorate the inside of buildings instead of paint. It is sold in rolls and are put onto a wall using wallpaper paste. Wallpapers can come either plain (so that it can be painted), or with pictures or patterns.
"Wallpaper" is also a word for a picture on a computer monitor.
Photo wallpapers are wallpapers with an image applied to them. Consist of parts (the number of parts depends on the size). The image is applied using large-format printers (plotter) or offset printing.
History.
Wallpaper was first used in Europe around the year 1500. In the time of Henry VIII the English aristocrats couldn't get as many tapestries from France, so they used more English wallpaper instead. During The Protectorate, the Lord Protector Oliver Cromwell banned wallpaper. However, by 1750 people made great use of wallpaper and made better wallpaper.
How to get rid of wallpaper.
Water.
Water is the easiest way to get rid of wallpaper. Water makes the wallpaper paste become not sticky, then the wallpaper falls off.
Chemicals.
Sometimes the wallpaper paste is too strong for water, then special chemicals need to be used to make the paste not sticky. Most of the time only new wallpaper has to be taken off with chemicals.
Steam.
Hot water makes it easier to remove wallpaper. There are special machines that people can use to make water into steam and use it to remove wallpaper.