Pressure washing, hydrocleaning or waterblasting, are terms which describe the use of water propelled at high speeds to clean surfaces and materials. By focusing and pressurizing the water stream, the force generated can remove films and materials such as paint from walls, metal, and highways, rubber from airfield runways, sealants and membranes from concrete and chewing gum from sidewalks. Hiring a company to pressure wash is the most cost effective was to clean any and all residential, commercial and industrial surfaces.