Encyclopedia > High pressure cleaning

Article Content

High pressure cleaning

High Pressure Cleaning was developed in order to remove a thin surface layer from some material, thus lending itself well to the removal of graffiti. A pressurized mixture of air/sand or water/sand is used to blast off the surface of the vandalized area.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Great River, New York

... from 45 to 64, and 12.7% who are 65 years of age or older. The median age is 39 years. For every 100 females there are 104.2 males. For every 100 females age 18 and ...