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.
Best Pressure Washer Detergent. When it comes to detergent for a pressure washer, not all soaps will work. Most of the time, because of the water to soap ratio, it is recommended that you use a concentrated detergent to ensure it is strong enough to cut through the toughest grime. There are not many detergent options available for a pressure washer, but of the ones that are available, they each do different jobs.