Skeletal muscle is the type of muscle that we can see and feel. When a body builder works out to increase muscle mass, skeletal muscle is what is being exercised. Skeletal muscles attach to the skeleton and come in pairs -- one muscle to move the bone in one direction and another to move it back the other way. These muscles usually contract voluntarily, meaning that you think about contracting them and your nervous system tells them to do so.
Find out how much your project will cost. Provide a few details about your project and receive competitive quotes from local pros. The average national cost of power or pressure washing an exterior surface is $284, with most homeowners spending between $185 and $383.This data is based on actual project costs as reported by HomeAdvisor members.lectric Pressure Washers. Electric washers have a range of 1,300 to 1,400 psi and are best for washing cars, grills and garage floors. They can cost around $90 to $200 depending on the pressure you need. They are quiet and portable so you can quickly clean your driveways and decks.
3,000 to 3,500 PSI power wash systems are the standard equipment in the contract power washing industry. A big reason for this is that while there is not much of a price difference between 2,000 PSI and 3,000 PSI washers, there is a tremendous difference in cleaning power.hemicals. Water Pressure-PSI. Water pressure from the pressure washer is measured in pounds per square inch or PSI. This pressure is the amount of force delivered to the surface being cleaned, and is the critical factor in breaking debris from the surface being cleaned.