How To Dissolve Hardened Grease? – Comprehensive Guide

Commonly, you may find your pipeline stuck with an oil-like substance called grease. Isn’t this irritating to clean those lines regularly? Again, it may also happen that you are disturbed to keep your usable machinery grease-free.

Sometimes it’s also a hygienic issue and a sign of elegancy or cleanliness if you may keep your usable metals and plastic-free from grease. But is this term becoming harder for you?

Yeah! These are supposed to be ordinary problems in our day-to-day life. Though we want to feel relieved of it, we don’t know how to dissolve hardened grease. And that’s the fact making our problems harder.

How To Dissolve Hardened Grease?

How to Dissolve Hardened Grease? – A Pro Guide

How to Dissolve Hardened Grease A Pro Guide

Before continuing with the term how to dissolve hardened grease, you need to know what grease is. Without the proper information on grease material, you can’t differentiate between the things you need for cleaning without stress.

Want to Know About Grease?

Grease is mainly a lubricant that remains in a solid or semi-solid condition at room temperature.

It is poorly soluble in water and works by dispersing a thickening agent on equipment. The thickening agents may be molybdenum, lithium stearate, polyuria, etc.

Because of having different characteristics like being contaminated easily, extra centrifugal forces, high temperature, etc., grease dries out quickly and puts a stubborn mark.

To remove this sticky, awkward taint, we need to dissolve the hardened grease. In this respect, we need to follow some steps.

Step 1- Selecting a Degreaser.

A degreaser is a liquid that is used to remove or dissolve grease. Degreaser may be of various kinds.

According to your necessity, you need to select one. It will react with the grease and consequently create a liquid layer with it. In this way, the grease may become separated from the machine or tool.

Step 2- Applying Degreaser

After selecting a degreaser, you need to spray or apply it gently on your required surface. All the degreasers don’t need to apply in the same range.

Following the grease hardiness, the using procedure or amount may be varied. You need to follow that properly. Then make wetted the whole area with degreaser perfectly. Wait for some time.

Step 3- Brushing the Surface.

Step 3 Brushing the SurfaceStep 3 Brushing the Surface

While waiting, you will find that the hard grease is dissolving. Most importantly, don’t use your hands directly on the degreaser wetted surface. Use gloves. Then, brush the surface and wash it away. You will find a glittering surface of your tool.

What is Used to Dissolve Hardened Grease?

Dissolving grease will be a burden to you if you don’t have any dissolving agent. The grease strains get too stuck to be dissolved in a solution.

To get rid of this intrusive spot, any kind of degreasing agent is a must for you. It may be of various terms. According to the level of hardiness, different dissolving liquids will be helpful for you in different ways.


Out of many mediums, a degreaser is one of the best solutions in this case. A degreaser is mainly one kind of liquid that will be your helping hand in the case of dissolving grease.

Some varieties include acid and alkali degreasers, toxic surfactants and solvents, emulsifying degreasers and wastewater problems, industrial degreasers, etc.

Some industrial degreasers are Simple Green 19128 crystal, Orange degreaser, Spray Nine Marine cleaner, Meguiar’s Super degreaser, Purple Power Industrial Strength Degreaser, etc.

These degreasers are at the same time contamination-free and useful. It may easily react with the grease and help to remove it.

Here is a small note for you that if you use a paper towel in this case, the removing mode will be extra beneficial.

Putting Knife and Propane Torch

Despite being a significant medium, a degreaser is not the only solution. You may find some other tools too. Putting knife and propane torch is such a tool. The knife may be of metal and plastic.

But concerning your machine, if the grease is not too much hard, a plastic knife will be the actual solution for you. But don’t forget to use the torch as well.


Do you have alcohol or acetone? Don’t rush to the other materials. You have trustworthy material to you as stated above because these two things are quite capable of cleaning your equipment fighting against grease.

Isopropyl alcohol is one of the best lubricants that breaks up the grease into smaller particles. Before that, alcohol molecules surround it to complete the action of dissolving.



If the matter is about acetone, it is a great prospect of equipment cleaning and maintenance strategy.

Muriatic Acid

Muriatic acid is familiar to all of us. But it is confusing if most of the persons know about the dissolving ability of it or not. Sometimes we feel problems because of automotive grease and search for what dissolves automotive grease.

Muriatic acid is the solution of this term. The aggressiveness of this acid may remove the grease stain. But it is a risky material. So, you have to be more careful adding this acid to the water.

Gunk Degreaser

You are already in a problem of grease. In this situation, won’t you look for the safest solution to fix it? And the solution is a gunk degreaser.

The non-toxic, biodegradable material of gunk degreaser will provide a good result to give a better results.

In place of having these various agents, you are not done? This situation is too much rare. But still, you can face so. And it’s appreciable to be acquainted with about all the options.

Such kind of condition is a little bothering, but this is not unsolvable because you have paraffin and petrol yet in your hand to apply.

What are the Ways of Removing Old Hardened Grease?

What are the Ways of Removing Old Hardened Grease

The dissolving system of grease and the agents used for this purpose have been well-known to us. But all the degreasers are not the same. We don’t face the same kind of grease problems every time, right?

Sometimes the problem may be solved easily. After trying a little amount of degreaser, you may find your tool in a cleaned state. This may happen if the grease is not so sticky or attached to the machine for a little time.

But have you faced such a situation of old grease? Normally, old greases become more obstinate as they go through different temperatures, pressure, and other elements for years.

Undoubtedly, you need to give extra attention and labor to make your instrument free from this thick substance.

In this problematic phase of how to remove old hardened grease, a special degreaser may be an actual helping hand for you. This is the first way to remove old grease.

Baking Soda

Baking Soda 1

A perfects degreaser can be made by you too. The mixture of baking soda, lemon juice, and dish liquid is an amazing degreaser applying of which needs only 10-15 minutes to remove the bad grease.

You may also rely on some industrial degreasers.


Paraffin is that special kind of degreaser which will be your assistant. This alkane hydrocarbon can easily get mixed with the old grease, and after a little time, it makes the grease dissolved.



Not satisfied? Then try out the diesel. Diesel follows the same mechanism as paraffin does. But the working capability of diesel is a little better than paraffin. It will also be economically beneficial to you.


Acetone is the other name of such cleansing measures. The aggressive quality of acetone helps to remove more grease. So, you must not be get disappointed using this agent.

Isopropyl Alcohol or Denatured Ethanol

How can you forget about isopropyl alcohol or denatured ethanol? 99% isopropyl alcohol is a reliable source of cleaning procedures. And most importantly, it leaves no residue after working.

Mineral Spirits

Mineral spirits can be another choice of yours as well. It may be evaporated quickly after cleaning as it has a great vapor pressure.

Mainly, these mineral spirits are one kind of liquid hydrocarbon solvent. Aliphatic and Alicyclic petroleum-based compounds form these spirits together. Such as petroleum.

Caustic Soda Solution

You have completed many phases. But still, you might get such types of grease which are supposed to be stuck forever.

But still, we are not done. There is also one more way to apply it. And that is a caustic soda solution.

You will be bound to give a superb expression. You should use this solution under perfect pressure, and you will find your machine glittering.

Hair Drier

A hair drier is a very important tool for women in their day-to-day life. But this thing may also help to clear grease before applying any degreaser.

Consequently, we have found some of the degreasers which can be the best properties for removing old greases.

But these liquids are needed to be used properly. After spraying or applying a degreaser, you need to stay for some time to make the grease dissolved.

And then, you need to use the brush or any other rubbing material which you want to be used.

How to Remove Grease from Engine?

How to Remove Grease from Engine

A cleaned engine is always needed to have a smooth working procedure. The engine may be of any kind of machine.

But as this is the main working material, you need to clean it regularly because grease often makes a chesty lair on it.

Dissolving and using grease is not so easy procedure. But if you follow some steps, it will be enjoyable for you to work with a cleaned engine.

Step 1- Having a Strong Degreaser.

Well, there are lots of industrial degreasers which may come to your help. You need to select one of them. Among all the degreasers, the WD-40 Specialist Degreasers have extra appeal to all.

But you may use green degreasers, gunk degreasers, or paraffin as well. If the degreaser is of the best quality, your working procedure will be smooth as well as time-saving.

Step 2- Cover the Other Parts with a Polybag.

Other parts? It may be a confusing term. Let me clear first. In all of the cases, in the time of cleaning the engine, you need to use water.

But the engine is attached to many other parts of that machine. So cover those other parts so that water cannot go through them as it may arise a problem for you.

But if your engine can be detached while cleaning, this coverage will no longer be needed.

Step 3-Applying the Degreaser

Now, you need to apply the degreaser. Your degreaser may be loose as well. You may spray it on the engine surface.

If it is liquid, let the engine be soaked with that. Both of them are the same effect. You don’t need to be worried about that.

But there is optimum use of every degreaser. Make sure to use that. If you don’t use it properly, you may not get your engine cleaned. So, apply the correct amount of degreaser and wait for some time.

Step 4- Wiping the Engine.

After passing sometimes, you will get some change in the engine surface. Then, scrub the engine with a brush properly where grease is stuck.

Brush the whole engine taking some time so that all parts are in touch with the wiping procedure. Some places may need extra force to brush. Make sure of that.

Step 5- Cleaning with Water Stream.

When you feel that the scrubbing procedure is completed, apply a water stream on the engine. It may be done with pipe or any other rinsing material.

Wash the whole engine properly. You may need a little brushing while washing. Make it properly.

Then, let the engine to be dried. Following these steps may give a new look to your engine. But if you think that the look after cleaning has not fulfilled your cherished engine, continue the whole procedure again. Same procedure, same materials, but you will find a better look than before.

A smooth engine is expected by all. It doesn’t matter if you are concerned about the cleansing method or not. But to avoid split working, it is a must.

How to Remove Grease from Metal?

Metals are materials that are used as a good conductor of electricity and heat. In our day-to-day life, every time we use different kinds of metals.

So, for our hygiene concern and as well as a sign of elegancy, we need to know how to remove grease from metals.

Very often, this is hampered by the substance grease. So let’s follow the below-mentioned steps to click a shiny appearance of any metal.

Step 1- Using Putting Knife

Putting knife may be of different forms such as metal and plastic. Using a plastic knife may disturb the natural appearance of your metal.

A plastic knife is the safest way. But if the grease is too stubborn, then you may use a metal knife. But this needs great care so that the metal is not scratched off.

After that, use a propane torch to complete the procedure of the putting knife. The use of a propane torch will help to lose the grease attraction.

Step 2- Paper Towel

The paper towel is an important term for cleaning metal. Don’t miss it as if you forget to use a paper towel.

Your metals won’t be cleaned properly. It is used to absorb the degreaser and keeps in touch with the grease in a structured procedure.

Step 3- Using Degreaser

Using a cutting knife is the primary method. But an industrial degreaser is to be used certainly. Soak the metal in a degreaser properly. You can use any kind of degreaser.

Orange Clean Pro Multi-Purpose Cleaner is normally used as a degreaser in this case. All the parts of the metal should be soaked. Baking soda can also be a useful material in this prospect.

Step 4- Cover The Metal with Polythene.

After using the degreaser, the usage of polythene will greatly benefit your cleaning method. It is used to keep the degreaser-soaked metal away from the air so that the grease again can’t be contaminated by mixing with air and dust.

The covering process should be absolute to have a better-cleaned look. After covering it, wait for a while.

Step 5- Scrub your Metal.

Scrub your soaked metal gently with the brush but properly. As every metal has an appealing outfit, rude rubbing may canker its actual look. So, be conscious while wiping.

A toothbrush may be of your use in this case. Using a paper towel and putting knife has already made your task easier. So, hopefully, you need not scrub more and more in this case. Brush properly where you need it.

Step 6- Clean with Water

A watering material should be used in this case. If your material is small, you can wash it in the water stream of a tap.

Otherwise, you may use another watering cane or pipe at your convenience. Wash and wipe the whole surface of the metal and let it to be dried.

Maybe you have found your actual metal without grease attacked look. Greases are very difficult to remove. But if you can follow the whole procedure properly, you may get your metal cleaned.

How to Remove Grease from Machinery?

Whoo! There are a lot of things which we need to keep free from grease. Every material needs some extra special care to be kept grease-free.

These special procedures differ from thing to thing. Now, we will learn how to remove grease from machinery.

Step 1- Applying Hot Water Stream:

Machinery may be small or large, but this hot water procedure has some extra benefits. Due to the hot water stream, the greases are removed primarily. The substance may loosen because of the extreme force.

With this power washer, the greasy area is cleaned shortly, and it facilitates the further process.

There is an additional note for you that this hot water application will be effective for you if you try to learn what dissolves grease in the pipe as this warm water conducts the procedure of dissolving grease in the pipe also.

Step 2- Applying Steam Pressure.

Steam pressure is nothing but the absolute procedure of a power washer. But steam is used here instead of hot water. This process is a little risky. So, if you are not skilled, don’t try it personally. Engage some professionals to continue this.

A high steam temperature is used to clean the whole system before using a degreaser. Mainly, this procedure makes the overall activities of the degreaser easier.

Step 3- Allowing the Degreaser to be Used.

The degreaser should be applied according to necessity and the hardiness of the stem. Meantime, you have made the grease primarily removed following the above-mentioned processes.

But still, you need to select an eco-friendly, non-toxic and stronger degreaser. Isopropyl alcohol, caustic soda, or industrial degreasers can be used by you in this case. Spray the degreaser to the greasy area properly and wait for some time.

Step 4- Rubbing the Machine.

Now, you need to be engaged in rubbing the machine with a toothbrush or coloring brush convenient for you.

Don’t let your hands get in contact with a degreaser which may be harmful to you. Follow the procedure smoothly and gently scrub it out.

Step 5- Washing with a Powerful Stream.

If you find your machine grease is cleaned properly with a rubbing brush, gradually wash it. The hot water stream which you used before has already cleaned your machine shortly.

Now, after this degreaser procedure, when you will apply the normal water stream, it will clean your using machine completely.

A cleaning machine is not only important for a great look but also for competing tasks engaged with that machine properly.

You don’t need to be clean-freaked. But you must be love to finish your all machinery works properly. To enjoy such smooth working, ensure your cleaning machine.

How to Remove Grease from Plastic?

Plastic! A very often used tool in our common life. We can’t think of our housing tools without plastic in most spheres.

We use it for different purposes. But will you like to have a plastic bowl or any plastic material which has a greasy surface? The answer would be the same for all.

If the plastic material of yours is looking dull because of the grease substance, then continue with this part to know how to remove grease from plastic.

Step 1- Removing Grease by the Scraper.

The scraper may not be fully able to remove stains from plastic. But definitely, it will make the whole procedure so simple. Try to pull out as much as grease by scraping in the plastic material.

Step 2- Applying Hot Water.

Plastic strains are not too stubborn to be removed as machines or metals. But it is completely irritating when you are not able to clean it using your normal washing liquid. Don’t be hyper.

Just smoothly pour some warm water into the greasy area. If your material is too small, you may keep some warm water in a sink and retain or keep the plastic in that sink. Now, wait for some moments.

Step 3- Applying Baking Soda and Liquid.

After some time, the grease will start to dissolve. At this time, you will need baking soda, lemon juice, and water.

Make a pest of these things. Apply over the greasy area. You have to use your liquid washer too. Rub with your regular using the conventional method.

Step 4- Washing with the Stream.

Now wash your plastic material with water properly. You may use hot water if you think that the grease is more consistent. Otherwise, you may use normal water in this case.

Following these steps will certainly remove your plastic grease. Normally, a degreaser is not applied here. But if the grease is too hard, you may apply a degreaser to wash your plastic material.

How Do You Remove Dried Grease?

If you have dried grease on your hands or any other surface, it’s essential to remove it as soon as possible. Hardened grease can be difficult and even impossible to remove with regular soap and water – which is why degreasing cleaners are such a valuable tool in the cleaning arsenal.

Several reading cleaners are specifically design to dissolve dried grease. Some of the best options include:

– Mr. Clean Magic Eraser: This cleaner is made from long-lasting sponge particles that dissolve dirt, oil, and waxes, including hardened grease. It’s effective on all types of surfaces and doesn’t leave any harsh odor or residue behind.

– OXO Good Grips Dishwashing Liquid: This all-purpose detergent is perfect for removing dried grease from dishes and dishes surfaces. It has a pleasant citrus fragrance that won’t irritate your nose or eyes, and it’s safe for use on many types of food.

– Cascade ActionPacs: These soft cloths are made from plant-based materials and dissolve dried grease quickly and easily. They’re also eco-friendly – making them a good choice if you’re looking for an environmentally friendly way to remove hardened grease from your hands or surfaces.

Industrial Degreaser


If you’re having trouble getting grease and oil off your hands and surfaces, you might try using an industrial degreaser.

Degreasers are a cleaner that eats away grease, oil, and other types of sludge. They work by breaking down the molecules in the sludge until it is no longer toxic or harmful. This is a much better option than using harsh acids or bleaches, which can damage your skin and furniture.

There are a few things you need to keep in mind when using degreasers:

  • Make sure you use the right kind of Degreaser for the job. Some degreasers are safe to use on metal, while others are not.
  • Beware of homemade solutions – many of them can be dangerous and toxic. Stick to commercially available products instead.
  • Keep all surfaces covered while the Degreaser is working – this will prevent clothing from becoming soiled

Dish Soap

Dish soap is one of the most common household products. It’s a type of soap that’s designed to clean dishes and other surfaces.

To dissolve hardened grease, you need a dish soap that contains surfactants. Surfactants are chemicals that help break down oil and grease molecules. So, to dissolve solidified grease on your dishes, use soap with surfactants like sodium lauryl sulfate (SLS).

Another way to dissolve hardened grease is to use hot water and baking soda. This method works well if the grease already has chunks or pieces. Pour hot water over the chips or fragments of oil, and then stir in enough baking soda until the greasy mess disappears.

Final Words

Grease is an important tool for us. As a lubricating substance, it helps in many cases in our everyday life. But the hard strain greasy look of a machine or engine or other using materials cannot be tolerated.

We can’t work simultaneously with an engine or machine because of grease stock. If you are exactitude in nature, you won’t be able to keep your things in such condition.

At the same time, this is a common problem in life. That’s why we tried to bold out the solutions answering the question of how to dissolve hardened grease. Different kinds of problems are discussed here. Specify one of yours and act according to that.


1.Can You Completely Get Rid Of Old Stuck Grease?

Ans. It may be an annoying situation for you. But sometimes, if the grease is so much old and stuck, you may not be able to remove it.

But surely, you can reduce the pally look of grease by using a strong degreaser in a proper method.

2.What Solvent Will Dissolve Grease?

Ans. Isopropyl alcohol or rubbing alcohol, or ethanol are the best solvents to dissolve hardened grease. The grease molecules react with these alcohols and easily get the position to be extracted from the surface.

3.Is An Industrial Degreaser Eco-Friendly?

Ans. Most of the industrial degreasers are eco-friendly. Along with this quality, they are also non-toxic. You can use them without any hesitation. Such as green degreaser, gunk degreaser, etc.

4.How Much Time Is Needed To Dissolve The Grease?

Ans. Normally, after spraying a degreaser, you need to wait 5-15 minutes to be dissolved properly.

According to the quality and quantity of your degreaser and the type of grease, this time may vary. But to get a satisfying result, you may wait for a few moments.

5.Is The Grease Cleaning Method The Same For Oil Cleaning Too?

Ans. No, it won’t be the same. Sometimes, we cannot conclude the confusion between oil and grease. Grease is mainly one kind of oil with a thickening agent, which is solid or semi-solid.

But Oil has no such agents. Though there will be a few similarities, the cleaning procedure of these two things will be different.

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