What is pre soak car wash

What is pre soak car wash

At Soak Car Wash, my car is clean the first time. At our. You can increase your cleaning efficiency by pre-soaking vehicles to break down tough dirt before using detergent. This is a pre-treatment for use before the actual wash to ensure heavily soiled and long-time Mar 11, 2021 · 2. Clean and detail the interior of the vehicle. The pre-soak application is an integral part of the car wash process and we understand what you need to offer the best experience for your customers. I chose to use all the chemicals from Autowash Maintenance, my distributor. 1) Use a pressure washer with a detergent attachment. Let sit for the given dwell time, but never let it dry on. Best for Hand Washing: Adam's Car Wash Shampoo. Autoglym All-Purpose Cleaner. What does it do? It chemically cleans the exterior of a car by chemically dissolving any dirt, oily road film and any other accumulation of contamination before washing with a normal car wash soap. be certain you are getting 100% coverage on the first pass. 🌐 Ideal for Car Washes: Perfect for professional car wash operations, delivering a long-lasting and effective presoak option. Pink Super Suds: $7: Best car wash and wax soap: Meguiar's: Ultimate Wash & Wax: $12: Best car wash soap for foam Soak Car Wash, Bakersfield, California. 3. You can pay extra to have them dry the outside of your car too. Jul 13, 2023 · My pre-soak is the least used setting at my wash. Use a tire dressing to apply on the sidewall of the tires. Chemically, presoaks are divided into two major groups, Low pH (Acidic) Presoaks and Alkaline (High pH) Presoaks. Evergreen Park location, we offer the most modern, high-tech car wash in the area, providing a. Name ALKALINE-BASED CAR WASH PRESOAK No. It can't be allowed to run down and cover missed spots. Chemical Guys CWS_110 Honeydew Snow Foam Car Wash Soap (Works with Foam Cannons, Foam Guns or Bucket Washes) Safe for Cars, Trucks, Motorcycles, RVs & More. I would suggest hitting a dry car with low pressure pre-soak. This process is designed to loosen tough stains, dirt, and grime, thereby enhancing the overall cleaning efficacy of the washing machine. Do not allow product to dry or remain on surfaces for a prolonged Apr 4, 2022 · Our pre-soak is an effective, non-corrosive, non-caustic treatment for glass, rubber, chrome, plastic, and painted surfaces – basically every component you will find on a modern vehicle! The high pH formula of our pre-soak breaks down and dissolves grime, bugs, road film, and dirt that rest on your paint faster than your standard car shampoo Jan 27, 2011 · 2) Tire wheel presoak applicator. A good soft water system should also include a carbon filter tank to remove the chlorine. They often contain enzymes that target specific food stains, ensuring a thorough cleaning process. Today I will show you how to pre wash your car which is something you do before performing the contact wash stage of any Valet (2 Bucket Method). High-foaming soaps that deliver clean and shiny results for every car wash application. . Some say during bug season high/low does a better job which is possible since high pH products help clean soils containing protein. #17. Each presoak has a specific role in removing organic or inorganic containments Pre-soak. Apr 5, 2024 · 1 bucket of warm water. Feb 20, 2024 · The soak function in a washing machine serves as a pre-wash treatment that allows garments to be submerged in water and detergent before the regular wash cycle initiates. Oct 21, 2013 · Once a car wash is on, you can usually add more time during your wash if you need it. Spray it on with the foam cannon, let it dwell 5-10 min, rinse, then bucket hand wash with car soap. 169 likes · 107 were here. A pre-wash cycle is usually run with cold water and detergent. tb1234. Thursday – 7am to 11pm. Pink Foam Party. Combine either of these models with our Hydrovar® Variable Speed Pump Drive and we can The pre-wash helps to break down these bonds and make the cleaning process much easier. We are using Fonic pH Plus for high pressure soap but Action high for presoak. Formulation INGREDIENTS : Deionized Water Sodium Hydroxide, 50% solution STEPANATE® SXS BIO-TERGE® AS-40 Sep 17, 2022 · Why The Cobra System? Car wash operators are now realizing the importance of heating chemicals for better cleaning therefore The Cobra System was engineered and scientifically proven to give your chemicals that heated 1-2 punch for the best results possible with the chemicals you’re using. Honeydew Snow Foam Auto Car Wash. Presoak should be put on with soft water. Before your car can get clean, it must get wet. Apr 24, 2019 · Apr 30, 2019. 209-395-2263. #12. 25 product cost. To use snow foam properly Pre-Soak . If you're particularly fastidious about your ride Description. For a more detailed wash, you may want to use some of the additional options. Step 4. 5 – 7. ValetPRO Citrus Pre-Wash Cleaner. Jan 29, 2022 · Prewash is for particularly soiled or stained clothing and can help you get rid of the worst grime, stains, and dirt before the main wash. This means that your washmitt (or similar) will have much less dirt to remove. This unique formula is highly concentrated to provide excellent water beading. The presoak is applied to the car and allowed to work for a short time. Otherwise, just stick to Wash. Rinse off. Autoglym Easy Sprayer. A triple foam of some variety is used by many car washes, but customers usually must upgrade to receive it on their vehicle. Comes in an easily moveable 30-gallon can. May 14, 2007 · I saw a few threads with people pre-soaking vehicles with "citrus cleaner" and then foaming the car. I’d just use some chemistry that cleans well for you without any dye and save the colors for your triple foams and waxes in the later cycles. This incredibly versatile presoak can be used in self-serve, tunnel, and in-bay automatics! Take advantage of the high pH level for superior overall cleaning for the car wash looking for a single product solution. Best spraying tool for cleaning products: Autoglym Easy Sprayer – buy from Amazon. Msds - material safety data sheet. The key components include: High-Pressure Water Jets: Powerful jets deliver pressurized water to dislodge and remove dirt, grime, and contaminants from the car's exterior. Sprinkle the homemade car wash solution on the carpet or mats and let it sit for a few minutes. Feb 2, 2022 · There is the traditional way to wash your car and the less time-consuming way to wash your car. And in some cases, although not essential, you can add a stain remover to the washing machine to help the pre-wash cycle remove troubling stains from heavily soiled Mar 19, 2021 · The Go-To Automatic Wash Presoaks Solution. Jun 9, 2022 · The purpose of a pre-wash cycle is to clean particularly dirty clothes before they enter the main washing cycle. Add Borax, about a tablespoon per 5 liters of water. It’s highly effective as a single-stage presoak. In the car wash, the brushes actually touch my car, unlike other places. This results in cleaner rinse water, less often the need to rinse your mitt and less mechanical cleaning needed. Dilution Rate: Low pressure 50-75/1. It is typically applied before the actual car wash to help soften and lift stubborn debris, making the subsequent washing process more This is a high pH, strong degreasing pre-soak that you used to super clean the exterior of a vehicle before using a normal car wash soap. 52 m) away from your car as you wash. Download Pre-Soaks Catalog. Mar 28, 2024 · Pre-soak is a vital step in the car washing process. Car Wash May 11, 2021 · Pre-soak Now that you’re rolling through the car wash, you’ll notice a series of nozzles spraying down your car. Best Presoak Car Wash for New Look. I have a circulating presoak in my attic off a Carlolina Pride stand so theres just a solenoid in my attic at each bay sending the pre-soak down. It helps loosen and remove tough dirt, grime, and road salt that can be difficult to remove with just soap and water. With a higher PH, these pre wash soaps have more active surfactants a Oct 17, 2021 · Clean windows inside and out with a glass cleaner. HF is hydrofluoric acid and is rough on everything Greg said - including cars. The sample will be blue in color. Feb 21, 2014 · This is my new presoak. Wear safety glasses when using this product. Friday – 7am to 11pm. Best spray-on pre-wash: Valet Pro Citrus Pre-Wash – buy from Amazon. Oct 26, 2014 · Well-known member. Aug 31, 2007 · Mar 18, 2024. 3D’s Super Pre-Soak is exactly as the name states – it’s a spray-on product that instantly goes to work dissolving, loosening, softening, and emulsifying the toughest dirt, traffic film and oily grime of the exterior of vehicles. It’s $493. Editor's Pick: Chemical Guys Mr. Thank you, I have a 4 Bay self serve. I follow the same on deep clean. This is a pre-treatment for use before the actual wash to ensure heavily soiled and long-time Pre-Soaks. 91 to 1. Your customers will appreciate the streak free formula because it will not “smear” windshields or build up on wipers. Submerge the clothes into the water. Feb 28, 2023 · The best pre-wash at a glance: Editor’s pick: Car Gods 54 Pre-Wash – buy from Amazon. Ceramic Protection: Meguiar's Hybrid Ceramic Wash & Wax. I have seen it work high/low as well but I think low/high works best for all areas. It would only be in your low pH solutions since it is acid and the msds will indicate it. We’re conveniently located on W 95th St in Evergreen Park, on the corner of 95th St and St. As you enter the car wash, water from various hoses will spray your entire vehicle. Car Wash Pre-Soak Your car wash will win loyal customers when you deliver spotless vehicles every time. It may or may not be rinsed before applying the car wash soap to remove the traffic film prior to the remainder of the cleaning process. I want to get rid of the circulating system and plumb in a flojet to pump to my triple foam gun and then use the same air solenoid off the triple foam Jun 27, 2021 · The one-two knockout punch against dirt and grime! When both Acidic (low pH) and Alkaline (high pH) presoaks are applied to the same surface, there’s a neutralisation that takes place. Types of Pre-Soak. May 8, 2021 · OurTown said: It is a high pH. Feb 4, 2024 · Touchless car washes operate on a combination of advanced technologies to provide a thorough cleaning without physical contact with the vehicle's surface. They really spray your car with the de-bugger and take brushes and sponges to your car to get off any stuck on gunk before they put you through the car wash. The most common item to put in the prewash compartment is a dishwasher pre-wash detergent. Superior alkaline detergent designed specifically for use as the high pH presoak or detergent in the 2-step low pH/high pH wash process. Once all of that crud has been removed 🌐 Ideal for Car Washes: Perfect for professional car wash operations, delivering a long-lasting and effective presoak option. In addition to general boosting, centrifugal pumps are used in self-serve, touchless automatic, and tunnel washes and are great for reverse osmosis, pre-soak, and chemical delivery applications. One pass with low ph, then another pass with high ph. Use it as a DIY couch cleaner, too. Aug 19, 2022 · Spot Free Car Wash: $7: Best car wash soap for power washers: Chemical Guys: Mr. For the best results apply the Pre-soak and allow to sit (for up to a maximum of 2 minutes) before using the High Pressure Soap to rinse. We manufacture car wash pre-soak that neutralizes sand, clay, grease and dust particles that are hard to clean with detergent only. “The Finisher” penetrates and loosens road film, oil and heavy soils. Stand about 3 to 5 feet (0. With a plethora of car pre wash products to choose from, finding one that expertly manages to soften, soak, and lift off dirt without compromising your vehicles paint protection is vital. Apr 29, 2015 · Passion is relatively mild (pH 6. After setting the washing machine to cold and delicate, run the wash cycle. The process of car cleaning is far more complex but effective than it used to be, and finding the best prewash is the If you have heavy buildup, and the presoak is a high or low ph solution that fits your needs, it's worth it. Aug 24, 2017 · One such arch, for instance, would be the pre-soak arch, which delivers water and a cleaning solution to a car before it enters the tunnel in order to help loosen dirt and grime, such as bugs and salt, on a car. Presoak chemicals hit the car when it is dry, dirty and potentially warm or hot and is probably high pH. While some pre-soaks are made to get rid of bugs and tree sap, others are made to get rid Feb 1, 2016 · It is designed as “step two” with Warsaw Chemical’s Formula 575 “The Solution” in order to achieve an optimum, two-step and low pH/high pH process. Apr 15, 2024 · Car Gods 54 Almighty Power Pre Wash. Details: 5 gallon size. Duel Autocare Nitty Gritty Pre-Wash and Degreaser. Nov 7, 2012 · These detergents are applied and allowed to dwell in an effort to raise the dirt off the surface and be removed by high pressure or high volume rinse. Purple Passion is a professional car wash detergent at low, distributor pricing! Its neutral pH formula quickly removes tough dirt, grease, bugs, brake dust, and more. Unfortunately car washes never say what they use. 2. superior, cost-effective express wash. This isn’t just plain old water — this is a pre-soaking solution that’s Depends on how often you wash your car and how dirty it gets between washes. The second step, Kleen-Track 2B, is applied after 2A as the second step of System 2 and is formulated Monday – 7am to 11pm. When selecting a prewash cycle, you must put detergent in both dispenser compartments. How to Do a Pre-Wash. Dishwasher Pre-Wash Detergent. This one-step presoak is used to loosen dirt, grease and road film from car surfaces to prepare the surface for washing. Borax is what will help keep your car streak free. Now for the actual self serve car washing…. Feb 23, 2020 · The Pre-Soak. Rinse the exterior area of the car. Mix the ingredients in a spray bottle. Use an amount based on the package directions. Pre-treat the stain with an enzymatic-based spot remover; Machine wash in cold water with heavy-duty laundry detergent. 5. So, like diesel soot, the most effective cleaner to remove coal soot is degreaser. The Triple Arches’ built-in tire & wheel applicator is timed to spray a high presoak application on the wheels. My go-to option is Presoak System 2, featuring a two-step low pH/high pH method. Wax. Nov 16, 2023 · Soak the sheets overnight, or for at least 8 hours, in cold water mixed with oxygen bleach, an enzymatic soak, or an enzyme-based laundry detergent like Tide or Persil. Do not add many clothes into the container; if "What Car Soap cleans the best?" is a question that I get all of the time. That said, many pre-wash products are highly alkaline, and some even contain caustic chemicals. Pre-soak also helps prevent scratches and swirl marks on your paint finish. Regular use of HF on your cars will dull the paint, trim and etch glass. For a basic clean car use the following options: Presoak, Foaming Brush, High Pressure Rinse. If you’re tired of spending a fortune to keep your car clean and updated, you only need a simple pre-wash technique that uses snow foam. S. Car experts say applying snow foam is the first step in removing swirl marks and micro scratches on modern clear-coated car paint. Add 10 drops of “Indicator” to the sample. This makes it great at both prepping your truck for a high pH soap and helping ensure it stays in commission longer. Cleaning Agents ONR is a rinseless wash, why would you rinse it off with a pressure washer? If you want to presoak first you’d be better off pre soaking with power clean or some other diluted APC, pressure washing and then doing a rinseless wash. Apr 1, 2024 · It's definitely more expensive than the other types of carwash soap we tested—but the claimed protection and quicker drying time are nice perks. Can be used in all types of car washes; tunnels, self-serve, in-bay DetailsCar Wash Superstore Low pH Presoak (30 Gallons)Brand: Car Wash SuperstoreSize: 30 gallonsAn ultra-concentrated, high foaming, and acid-based presoak that penetrates and removes road film, oil, grease, and dirt from the vehicle surface. Presoak has to be evenly applied. Colored and scented options create customer excitement. Control your pre-wash. Push the clothes to the bottom of the container, ensuring that the water covers the clothes in the container. Step 3. Nov 11, 2022 · Triple Foam Products. Our line of eSV™ and eHM pumps are specifically designed with efficiency and quality in mind. Oct 21, 2007 · Make sure that there is a thorough high pressure rinse so drying is not affected by high pH residue. Nov 30, 2022 · Stir the water with the laundry additive till it dissolves and forms soapy suds. Excellent for use in both frictionless in-bay automatics, and friction assisted conveyor car washes. Apr 23, 2022 · Alternatively, you can machine wash the rags alone using a light detergent. of product per vehicle! This means one 5-Gal jug Apr 24, 2019 · Apr 30, 2019. Stay away from it. The shape of the nozzles is designed for both maximum coverage and maximum Beverly, Oak Lawn, Hometown, Chicago Ridge, Burbank, Chicago and Cook County. Comes in an easy-to-carry 5 gallon jug. Blue in color. Triple foams are neutral or acidic products that either further clean the car (condition) or apply a layer of wax (polish), and in many cases, car washes opt to use both. I left it alone. 865 Description This is a concentrated presoak formula for car wash operators. 4. Do not allow product to dry or remain on surfaces for a prolonged Description. High pressure 150-160/1. Follow along To do so, collect a sample of the presoak from the wash bay. Griots foaming surface wash is a favorite of mine. If the car is wet first, you could be deleting your pre-soak more and it will be less likely to stick to the vehicle and just run off. Mar 19, 2021 · The Go-To Automatic Wash Presoaks Solution. Make sure you separate the clothes by color to prevent color transfer. If some areas still have contamination that is to be removed before the contact wash Jan 24, 2023 · The pre-soak is used to loosen pollutants, which are then removed by running the car through the main wash cycle. Apr 17, 2024 · Let us start with how a good pre-wash stage is usually done: Apply pre-wash to the dry car without rinsing first (exceptions listed below). Jan 25, 2023 · The pre-wash is usually done using a dedicated pre-soak cleaning solution and is generally more potent than your standard car shampoo. Tire Shine. Combine either of these models with our Hydrovar® Variable Speed Pump Drive and we can At Soak Car Wash, my car is clean the first time. Allow the bubbles in the sample to dissipate, then pour 18 ml into a graduated cylinder. Oct 26, 2014 · Alkaline Presoak is going to help with bugs and those marginal areas where the brushes "glance" the surface but don't fully contact. It is sold in a 5 gallon container. With limited tools and the best rinseless wash, you can keep your car dialed in. Once the distributor set up the machine with a high pH presoak, hot wax, ceramic, triple foam, drying agent, etc. These detergents are specially formulated to break down and eliminate greasy and stubborn food residues. Soak the rags in warm water and add some mild detergent. Check Price. When one is applied, it starts to lift the soils and then the second product is applied, reacting with both the opposite pre-soak and the soils increasing the Sep 21, 2023 · To start, turn the knob to either the “Wash” setting or the “Pre-Soak” setting to get your car wet. A foam gun is a handy tool for car washing that helps to pre-soak the surface of your car and remove dirt and grime before the main wash. Wednesday – 7am to 11pm. Kleen-Track 2A is the low pH first step of System 2 and contains phosphoric acid. I think you will get a better overall car for . Coal contains minerals but it’s really a rock or organic. Louis Ave, right by Binny’s. 3 HIGH PRESSURE SOAP Dec 14, 2023 · Pre-washing your car is essential to removing as much dirt and grime from the car - before the actual contact wash. Our Moonbeam Ashington branch is ideally located to serve Ashington and its surrounding areas including Cresswell, Pegswood, Bedlington and Blyth. If you wash your car weekly for example and it's mostly dust then spraying ONR or equivalent will work fine as a soak. 1. [4] Use the Pre-Soak setting if your car is really dirty. The fact that is is streaking tells me it is probably strong enough, you just need to fine tune the application. While car washes with shorter tunnels might skip out on a pre-soak arch — and by arch, I mean the thing that shoots cleaning shit at your car — the purpose behind pre-soak chemicals is essentially to leave the car as a blank, clean slate, removing any obvious buildups of dirt and grime. Leaves a streak free surface. Pressure wash, foam, soak, pressure rinse and then double bucket wash. May 26, 2023 · What is a Car Wash Pre-Soak Spray? A car wash pre-soak spray is a specially formulated cleaning solution designed to loosen and break down dirt, grime, and other contaminants on the surface of your vehicle. Feb 22, 2024 · The pre-soak function operates by immersing the laundry in a solution of water and detergent for a predetermined duration before the main wash cycle commences. 5) contains olefin sulfonate (bubble bath soap), detergent range alcohol, alkaline salt. If you do not it will streak. It’s like a separate starter wash that helps your clothes come out smelling fresh . And in some cases, although not essential, you can add a stain remover to the washing machine to help the pre-wash cycle remove troubling stains from heavily soiled Low pH presoak also helps prevent paint browning in hot summer months. A high-quality snow foam can form a thick, deep layer that gently dissolves all dirt deposits. With a higher PH, these pre wash soaps have more active surfactants a Pre-washing has made washing safer, but its not a complete process. Here's how to do a pre-wash with a foam gun: Fill the foam gun with water and car pre-washing soap. A complete line of both high and low pH pre-soaks that effectively cut through stubborn road film and make the wash process a breeze. It is notorious that touchless cleaning requires much higher chemical usage but One Shot was formulated to just need 1 oz. Jan 10, 2024 · So, let’s have a ride into this Presoak car wash journey. After shaking out the loose dirt or dust, treat heavily soiled stains. Body Shampoos. A pre-wash can be done to loosen up dirt and grime before you start washing the car. Nov 15, 2021 · When an acidic pre-soak covers your truck, it very lightly etches into the metal surface to remove metal oxidation and expose a clean substrate. Foam it only if necessary. This solution is also just the ticket for how to clean car seats that have accumulated stains and sweat. Acidic Pre-soaks Brighten Non-Polished Aluminum. Instead of a low ph presoak you could use a low ph shampoo to get rid of alkalinity, or inject low ph into your rinse water. Also, when you rinse the car, make sure all the soap has washed off, which will also ensure that there’s no soap residue leaving your car with a streak-free shine. This preliminary soaking period allows the detergent to penetrate the fabric fibers, effectively loosening and softening tough stains and dirt. Its blue color and grape fragrance is ideal for self-service washes. So, high PH it is. Just wondering what people use to pre-soak a car to break up bugs/tar/whatever (besides a little spray bug & tar remover like bug squah/long haul/etc) before using a real car wash and foam gun combo. 1623 Yosemite Boulevard, Modesto, California 95354, United States. I do see when doing a rinseless wash makes a lot of sense. Then, add “High pH Titrate Solution” a drop at a time. Most general shampoos are weak and rely heavily on agitation. SPOT FREE RINSE **NEW** Tip-Top Express Car Wash . Jun 3, 2023 · A good presoak will loosen the dirt, grease and traffic film from the car surface and make the car ready for the car washing soap. Auto Finesse Citrus Power Bug and Grime Remover. Saturday – 7am to 11pm. Rinse arches dispense water, and applicator arches dispense soaps and chemicals. Tuesday – 7am to 11pm. Pre-soaks are available in a wide variety of forms, each of which is intended to target a particular kind of dirt or grime. DetailsCar Wash Superstore Low pH Presoak (30 Gallons)Brand: Car Wash SuperstoreSize: 30 gallonsAn ultra-concentrated, high foaming, and acid-based presoak that penetrates and removes road film, oil, grease, and dirt from the vehicle surface. A common example of this is when city or municipal water needs a little extra boost to reliably fulfill your car wash system’s needs. Just keep an eye on the timer as you wash. To do so, collect a sample of the presoak from the wash bay. Another feature which makes the Triple Presoak Arches unique is its integrated dual tire and wheel presoak applicator. When mixed with 10 gallons of water, it makes 15 gallons of soap. Dilute to 75-120/1 for best results. I would first start as suggested by titrating your presoak to see if you are getting the right amount of presoak on. The second step, Kleen-Track 2B, is applied after 2A as the second step of System 2 and is formulated Jun 9, 2022 · The purpose of a pre-wash cycle is to clean particularly dirty clothes before they enter the main washing cycle. Do not allow the product to dry on the paint. Polymer solution encapsulates dirt and residue and lifts it off vehicle surface. The sample size needs to be approximately 50 – 100 ml. Low pH presoak should be used for automatics when you have a high pH product to compensate. B. R. It is not intended for self serve. Pre-soak. Check with your chemical supplier, they usually have a chemist on staff who can give you an opinion. It is available in 55, 30, 15 and five gallons. For Rainbow® Rinse Aid. Cars “break” quickly and dry faster. Voted “Most Innovative Technology” at the 2010 PRE-SOAK The Pre-soak is applied under low pressure, and once applied will help loosen any road grime and bugs. Apply the presoak product to the vehicle. 78 for 20 Gal. Formulation INGREDIENTS : Deionized Water Sodium Hydroxide, 50% solution STEPANATE® SXS BIO-TERGE® AS-40 Feb 27, 2021 · The chlorine will eat your RO membranes if you have any. Use it for rollovers, conveyors, and self-serve car wash applications. Recent Updates: 1. Whether you're traveling to a Cars and Coffee with the boys or you live in certain conditions where using a pressure washer isn't feasible. If you're looking for a soap that will do the majority of the work for you so you May 13, 2024 · One Shot was designed to be a low cost-per-car product which means both current and new Turtle Wax Pro customers can leverage this effective and economically friendly option. They sell a line called formula finish and it works great. Step 3: Pre-Soaking the Car’s Surface. Sunday – 7am to 11pm. That is practically everything you need to know about washing and maintaining a ceramic coating. If you drive on roads that kick alot of film onto your vehicle then a pre-wash with a dedicated product like Bilt Hamber Touchless or a soap+APC combo Nov 23, 2022 · It’s probably not necessary to have colored presoak anyway. Directions: 1. Some touchless washes do what's called hi/lo. Pre Wash Car Wash soaps promise a higher cleaning ability than standard car wash soaps. This process wets your car, allowing cleaning solutions to stick to the surface and help remove surface dirt. zk yg pj he gw yt mp gy nv rk