Let's say you need to replace your old wallpaper. It's typically a wet mess, but it can be made much easier using the necessary equipment. The hard part is wetting the paste long enough to soften it to remove said wallpaper. The perforators are a good start, if you ask us. They prick holes in the paper so the removers can soak through to the glue layer. That's what makes them so special.
Other things you will find helpful to this task are