"10,000 psi" refers to a pressure measurement of 10,000 pounds per square inch. This unit is commonly used in various fields, including engineering and hydraulics, to describe the force exerted on a specific area. For context, standard atmospheric pressure at sea level is about 14.7 psi, making 10,000 psi significantly higher. In practical applications, such as in hydraulic systems or pressure washers, achieving 10,000 psi can enable powerful cleaning or lifting capabilities. Equipment designed to handle such high pressure must be constructed with durable materials to ensure safety and effectiveness, as exceeding pressure limits can lead to equipment failure or accidents.