Grease does not respond to scrubbing harder. It responds to the right chemistry.
Most people's instinct when they find a grease stain is to grab whatever cleaner is nearby and start scrubbing. The result is usually a slightly smaller stain, a lot of wasted effort, and a surface that may now be scratched or damaged on top of being greasy.
The reason grease is so stubborn is chemistry. Grease is hydrophobic, meaning it actively repels water. Scrubbing with water alone pushes it around rather than lifting it. It also bonds to porous surfaces over time, becoming progressively harder to remove the longer it sits. And to make things more complicated, the method that works on one surface can damage another entirely.
This guide covers how to remove stubborn grease stains from every major surface type: concrete, stainless steel, kitchen tiles and grout, fabric and upholstery, and wood. For each one, you will find the right method, the right products, and the mistakes that make the job harder than it needs to be.
Why Do Grease Stains Get Harder To Remove Over Time
If you have ever tried to clean a grease stain that has been sitting for days or weeks, you already know this. But understanding why grease sets helps you approach older stains with the right strategy rather than giving up on them.
Fresh grease is liquid and sits on or just beneath the surface. At this stage, it has not fully bonded to the material and can often be lifted with a basic degreaser or even dish soap and hot water.
Over time, grease oxidises and begins to polymerise, which means the oil molecules link together into longer chains that are harder to break down. Heat accelerates this process significantly. Grease near ovens, engines, or outdoor surfaces exposed to direct sunlight sets much faster than grease in cooler environments.
Once grease penetrates a porous surface like concrete, grout, or unsealed wood, it bonds with the material at a structural level. At this point, a longer dwell time with a stronger degreaser is needed, and multiple treatment cycles may be required.
The good news: even old, set grease can be removed with the right product and enough patience. The key is switching from scrubbing harder to working smarter.
The Right Degreaser For The Job
Using the wrong degreaser wastes time and can damage surfaces. Here is a quick guide to the main types and what each one is suited for.
Alkaline degreasers
Alkaline degreasers work by breaking the chemical bonds that hold grease to a surface. They are fast-acting, effective on heavy grease, and suited to hard surfaces like concrete, tiles, kitchen equipment, and commercial cooking environments. Most heavy-duty commercial degreasers fall into this category. They are the right choice for the majority of grease removal jobs.
Solvent-based degreasers
Solvent-based degreasers dissolve grease rather than breaking it down chemically. They are particularly effective on industrial grease, oil, and lubricants, and work well on concrete, machinery, and automotive surfaces. They require good ventilation and careful handling, and should not be used on painted or coated surfaces without checking compatibility first.
Enzyme-based cleaners
Enzyme-based cleaners use biological enzymes to break down organic matter, including grease and food oils. They work more slowly than alkaline or solvent degreasers but are safe on fabric, upholstery, and delicate surfaces where chemical residue is a concern. They are also a good choice for drain maintenance and anywhere food safety is a consideration.
Dish soap and hot water
For fresh, light grease on most surfaces, a concentrated dish soap diluted in hot water is often enough. It is the safest starting point on any surface you are unsure about, and on delicate materials, it may be the best option available.
A note on surface testing: always apply any degreaser to a small, hidden area before treating a visible surface. This is especially important on painted surfaces, coated finishes, natural stone, and any material you have not cleaned with that product before.
How To Remove Grease From Concrete
Concrete is one of the most challenging surfaces for grease removal because it is highly porous and absorbs grease deeply, especially if it is unsealed. Driveways, garage floors, workshop floors, and loading docks are the most common sites for this type of staining.
Step 1: Absorb The Excess
If the grease is fresh, cover it generously with an absorbent material such as cat litter, baking soda, or sawdust. Press it down lightly and leave it for several hours or overnight. This draws grease up from the surface before it penetrates deeper. Sweep away the absorbent material before moving to the next step.
Step 2: Apply A Commercial Degreaser
Apply a heavy-duty alkaline or solvent-based degreaser directly to the stained area. Use enough to saturate the surface. Do not dilute it for stubborn or old stains.
Step 3: Allow The Dwell Time.
This is the step most people skip, and it is the most important one. Leave the degreaser on the surface for 15 to 30 minutes. For old or deep stains, extend the dwell time to 45 minutes. The degreaser needs time to penetrate and break down the grease at a chemical level before you attempt to remove it.
Step 4: Scrub and Rinse
Scrub the area firmly with a stiff-bristle brush. Then rinse thoroughly with hot water. A pressure washer significantly improves results here, particularly on deeply set stains, as the water pressure drives the loosened grease out of the concrete pores.
Step 5: Repeat If Needed
Old grease stains on concrete routinely require two to three treatment cycles before they are fully removed. Allow the surface to dry between treatments so you can assess the progress accurately.
How To Remove Grease From Stainless Steel
Stainless steel is used throughout commercial kitchens, food preparation environments, and households for its durability and hygienic properties. It also has a few specific characteristics that make grease removal slightly different from other surfaces.
The grain of stainless steel, the faint directional lines visible on the surface, is the key consideration. Grease collects in these lines, and scrubbing across the grain pushes it further in rather than lifting it out. Abrasive tools leave permanent scratches that compromise both appearance and hygiene.
Method for standard grease buildup: Apply a food-safe degreaser or a solution of concentrated dish soap in hot water to a soft microfiber cloth. Wipe firmly in the direction of the grain, not against it or in circular motions. For equipment in a commercial kitchen, a food-safe alkaline degreaser is the right choice. Rinse with clean water and dry immediately with a clean microfiber cloth to prevent water spots and streaking.
Method for baked-on or stubborn grease: Apply a degreaser directly to the surface and cover it with a layer of cling film or a damp cloth to prevent it from drying out. Leave it to dwell for 15 minutes. The film holds moisture against the surface and allows the degreaser to work into the grease more effectively. Remove the covering, wipe in the direction of the grain with a soft cloth or non-abrasive pad, then rinse and dry.
What to avoid on stainless steel:
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Steel wool and abrasive scourers will scratch the surface permanently
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Bleach-based cleaners can cause pitting and surface damage over time
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Circular scrubbing motions leave visible marks and trap grease further into the grain
How To Get Grease Off Kitchen Tiles And Grout
Kitchen tiles accumulate grease quickly, particularly in the areas directly around cooking equipment. The tile surface itself is relatively straightforward to clean. The grout is the real challenge.
Cleaning tile surfaces: Spray a degreaser onto the tile and allow it to dwell for 5 to 10 minutes. Wipe with a clean microfiber cloth, working in sections. For heavier buildup, a second application may be needed. Rinse with clean water after degreasing to prevent residue from building up and dulling the tile finish over time.
Cleaning grout lines: Grout is porous in the same way concrete is, and it holds grease stubbornly once it has set. Apply your degreaser to the grout lines and give it a longer dwell time than you would on the tile surface, 10 to 15 minutes minimum. Use a grout brush or a firm toothbrush to scrub along the lines rather than across them, then rinse thoroughly.
For heavy grease buildup in grout around commercial cooking zones, a steam cleaner is one of the most effective tools available. The high-temperature steam penetrates the grout without the need for strong chemicals and loosens grease that brushing alone cannot shift. If you are weighing up a steam cleaner for this kind of work, the comparison guide on pressure washers versus steam cleaners covers when a steam cleaner is the right tool for the job.
How To Remove Grease From Fabric And Upholstery
Fabric requires a different approach entirely. The biggest mistake people make with grease on fabric is rubbing the stain, which spreads it wider and pushes it deeper into the fibres. Heat is the other common error: hot water and tumble drying both set grease stains permanently.
Step 1: blot, do not rub As soon as you notice the stain, blot the excess grease with a clean cloth or paper towel. Press down and lift rather than wiping. Work from the outside of the stain inward to avoid spreading it.
Step 2: apply an absorbent powder Cover the stain generously with baking soda or cornflour. These absorb grease from the fibres before it sets. Leave for at least 30 minutes, or longer for older stains, then brush away gently.
Step 3: apply a cleaning solution Apply a small amount of enzyme-based cleaner or undiluted dish soap directly to the stain. Work it gently into the fabric using a soft brush or your fingertips, again moving from the outside inward. Allow it to sit for 10 to 15 minutes.
Step 4: rinse with warm water Rinse with warm, not hot, water. Hot water sets grease into fabric fibres, making the stain permanent. Check whether the stain has lifted before proceeding.
Step 5: dry and assess Allow the fabric to air dry fully before checking the result. If the stain is still visible, repeat the treatment before any heat is applied. Do not tumble dry until you are certain the stain is fully gone. Heat from a dryer will lock in any remaining grease and make it almost impossible to remove afterward.
For upholstery: a steam cleaner on a low setting can be highly effective for lifting residual grease from upholstered furniture after pre-treatment. Test on a hidden area first and keep the steam head moving rather than holding it in one spot.
How To Remove Grease From Wood Surfaces
Wood is moisture-sensitive, which limits the products and methods you can safely use. The goal is to remove the grease without saturating the wood with water or harsh chemicals that cause warping, discolouration, or damage to the finish.
Sealed wood (kitchen cabinets, treated floors, finished furniture): Most kitchen cabinets and finished wooden surfaces are sealed with lacquer, varnish, or wax, which provides some protection against grease penetration. A diluted solution of dish soap in warm water applied with a barely damp cloth is usually enough for regular grease buildup. Wring the cloth thoroughly so it is damp rather than wet, wipe the surface, then dry it immediately with a clean dry cloth.
For stubborn spots, a small amount of undiluted dish soap applied directly and worked in gently, then wiped away promptly, usually does the job without risking the finish.
Unsealed or raw wood: Unsealed wood absorbs grease quickly and deeply, making it harder to treat without causing water damage at the same time. A minimal amount of a mild solvent-based cleaner applied with a cloth and dried immediately is the safest approach. Avoid water-based methods on unsealed wood wherever possible.
What to avoid on wood: Avoid steam cleaners on wood surfaces. The same principle applies here as with steam mops on hardwood floors: heat and moisture penetrate the grain and cause swelling, warping, and finish damage. If your wood floor cleaning method is something you want to revisit, the guide to choosing the right mop for your floor type covers this in detail.
General Tips For Tackling Any Grease Stain
Regardless of the surface, these principles apply across every grease removal job:
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Act quickly. Fresh grease is always easier to remove than grease that has had time to set. Even a few minutes makes a difference.
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Test first. Apply any new degreaser to a hidden area before treating the visible surface, especially on coated, painted, or delicate materials.
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Respect the dwell time. Applying a degreaser and immediately wiping it off is one of the most common mistakes in grease removal. The product needs time to break down the grease before you can lift it.
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Match the tool to the surface. Microfiber cloths for delicate and smooth surfaces. Stiff brushes for porous surfaces like concrete and grout. Non-abrasive pads for stainless steel. The wrong tool damages the surface and makes the job harder.
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Never use hot water on fabric. Warm water for rinsing, cool for initial blotting. Heat sets grease into fabric permanently.
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Expect repeat treatments on old stains. Stubborn or old grease stains rarely come out in a single pass. Two to three treatments with the correct dwell time each time will get results that scrubbing harder never will.
Final Thoughts
Grease removal is not about effort. It is about using the right product on the right surface, giving it the time it needs to work, and repeating the process if the stain has had time to set.
Whether you are dealing with a driveway stain, baked-on grease on commercial kitchen equipment, or a fresh splatter on kitchen tiles, the method above will get results. The key is patience and the right chemistry for the job.
Ready to tackle the stain? Browse our full range of degreasers and surface cleaning supplies, from heavy-duty commercial formulas for concrete and industrial equipment to food-safe options for kitchens and food preparation areas.
Not sure which degreaser is right for your surface? Get in touch and we will point you in the right direction.
