White tongue is a coating of debris, bacteria and dead cells on your tongue that makes it look white. Although the appearance of white tongue may be alarming, the condition is usually harmless and temporary.
How a pressure washer works. Here's a quick summary of the basic principle: 1  Detergent flows in from a bottle or container through one hose. 2  Cold water flows in from a faucet (tap) through another hose and is filtered on the way in.3  An electric motor or diesel engine powers the washer. Cold water flows in from a faucet (tap) through another hose and is filtered on the way in. 2  An electric motor or diesel engine powers the washer. 3  Powered by the engine or motor, a water pump (impeller) draws in the detergent and water and mixes them together.
You can use a pressure washer to clean surfaces such as debris-ridden sidewalks and driveways. You can even use a pressure washer's powerful stream to strip peeling paint from a deck or house prior to resealing or painting. For outdoor cleaning, a gas pressure washer is especially fast and efficient.his number will help you determine how fast the pressure washer will clean, as well as how effectively the pressure washer will rinse away debris. To determine what PSI/GPM rating is right for you, refer to the chart below: To determine the cleaning power of a pressure washer, multiply the PSI x GPM.