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Another notable benefit is cost efficiency. Over time, utilizing a self-service car wash can be significantly cheaper than taking a vehicle to a commercial car wash. Many people may find the minimal fee for a wash more economical than regular visits to a full-service car wash, especially for those who wash their cars frequently. This trend not only saves money for consumers but also promotes the perception of car maintenance as a manageable, DIY task.
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The main treatment objects in coagulation stage are suspended organisms and colloidal impurities in water. The perfection of coagulation process has a great influence on subsequent treatment, such as sedimentation, filtration and chlorination, so it is a very important link in Water Treatment process. Polyaluminum chloride and polyferric sulfate are often used in most waterworks.