
Ammonia is a powerful cleaning agent that is widely used to kill mould. It is a cheap and effective solution, but it is a harsh and toxic chemical that can cause skin and eye irritation. When mixed with water, it forms ammonium hydroxide, which can break down grime, grease, mould and other tough stains. However, it is important to note that ammonia is only effective on non-porous surfaces, such as glass, metal, countertops and tiles, and may not be suitable for all materials. While it can kill mould on plastic, which is a non-porous surface, it is important to exercise caution when using ammonia due to its potential health risks.
| Characteristics | Values |
|---|---|
| Effectiveness on non-porous surfaces | Kills mold on non-porous surfaces such as glass, tiles, countertops, sinks, bathtubs, and some types of tile |
| Effectiveness on porous surfaces | Ineffective on porous surfaces such as wood, drywall, fabrics, and sheet rock |
| Safety | Extremely harsh and toxic; can irritate skin and eyes and cause allergic reactions if not properly handled |
| Application | Should be diluted with water and applied using a spray bottle |
| Cost | Cheap and easy to find |
| Comparison with other cleaning products | Similar to bleach in potency but safer than bleach as it doesn't leave behind toxic residue; stronger than vinegar |
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What You'll Learn
- Ammonia is a powerful cleaner that can break down grime, grease, and mould
- Ammonia is effective on non-porous surfaces like glass, metal, and tile
- Ammonia is not effective on porous surfaces like wood, drywall, and carpets
- Ammonia is a toxic chemical that can irritate skin and eyes and produce toxic fumes when mixed with bleach
- Dr. William Croft's research confirms that ammonia is a powerful mould-killing agent

Ammonia is a powerful cleaner that can break down grime, grease, and mould
Ammonia is a powerful cleaning agent that can be used to break down grime, grease, and mould. It is a compound of nitrogen and hydrogen with the formula NH3. Household ammonia is a solution of ammonium hydroxide in water, which can be created by combining ammonia gas with clean water.
Ammonia is a highly alkaline substance, which allows it to break down grime, grease, and other tough stains, and wipe them away without leaving residue. It is particularly effective on hard, non-porous surfaces such as glass, stainless steel, tiles, ceramic, granite, porcelain, and metal. It can also be used to clean fabrics, microwaves, ovens, and jewellery.
To use ammonia as a cleaner, it is important to dilute it correctly and handle it with care. It is recommended to mix one tablespoon of clear ammonia with two cups of water in a spray bottle, spritz it on the surface, and wipe it dry with a soft, lint-free cloth. When using ammonia, it is important to ensure good ventilation as it can emit a strong and unpleasant odour and produce toxic fumes if improperly mixed with other chemicals. It is also a skin and eye irritant, so it is recommended to wear gloves and eye protection when using it.
While ammonia can be effective at killing mould on non-porous surfaces, it may not penetrate porous materials such as wood, drywall, or carpet, where mould spores can become trapped. Additionally, while ammonia can kill mould, it does not necessarily prevent it from returning, so it is important to address the underlying causes of mould growth, such as excess moisture.
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Ammonia is effective on non-porous surfaces like glass, metal, and tile
Ammonia is a powerful cleaning agent that can be used to kill mould on non-porous surfaces. A surface is considered non-porous if it does not allow air or liquid to pass through it. Non-porous surfaces include glass, metal, countertops, sinks, bathtubs, and some types of tiles.
Ammonia is effective at killing mould on these non-porous surfaces because the mould interacts directly with the ammonia solution, allowing the ammonia to kill the surface mould. To use ammonia for mould removal, it is recommended to mix equal parts ammonia and water in a spray bottle and apply it to the mouldy area. The solution should be left for 10 minutes to a few hours before being wiped, rinsed, and scrubbed if necessary.
However, it is important to note that ammonia is a harsh and toxic chemical that can irritate the skin and eyes and emit dangerous fumes. Therefore, it should be handled with caution, and good ventilation is essential when using ammonia.
While ammonia is effective on non-porous surfaces, it is less successful on porous materials such as wood, drywall, fabrics, and carpets. Porous surfaces can absorb and trap mould spores, and ammonia may not be able to penetrate these materials effectively to eliminate the mould.
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Ammonia is not effective on porous surfaces like wood, drywall, and carpets
Ammonia is a powerful cleaning agent that can be used to kill mold. It is a strong alkaline substance with a high pH level, which most molds are unable to tolerate. However, its effectiveness depends on the type of surface the mold has infested.
In contrast, ammonia is highly effective on non-porous, hard surfaces such as glass, stainless steel, tiles, and metal. On these surfaces, the mold interacts directly with the ammonia solution, and through this contact, ammonia successfully kills the surface mold.
It is important to note that while ammonia can be a potent weapon against mold on non-porous surfaces, it may not prevent the mold from returning. Additionally, ammonia should be used with caution due to its potential to emit toxic fumes, especially when mixed with other chemicals like bleach. Adequate ventilation and protective gear are crucial when working with ammonia.
If you are dealing with toxic black mold or large infestations, it is recommended to seek professional help instead of attempting to remove it yourself.
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Ammonia is a toxic chemical that can irritate skin and eyes and produce toxic fumes when mixed with bleach
Ammonia is a toxic chemical that can effectively kill surface mould on non-porous surfaces such as glass, metal, countertops, sinks, bathtubs, and tiles. However, it is ineffective on porous surfaces such as wood, drywall, and carpets, where mould spores can become trapped. While ammonia is a powerful cleaning agent, it must be handled with caution due to its potential health risks.
Ammonia is a compound of nitrogen and hydrogen with the formula NH3. It is a naturally occurring, colourless gas with a pungent odour. It is widely produced and used in various applications, including agriculture, refrigeration, water purification, and the manufacture of plastics, explosives, and chemicals. When combined with water, it forms ammonium hydroxide, a corrosive substance that can cause irritation and burns to the skin, eyes, mouth, throat, and stomach. Inhalation of ammonia can also lead to coughing, nose and throat irritation, lung damage, or even death.
The potential risks associated with ammonia are not limited to direct exposure. When mixed with other chemicals, such as bleach (sodium hypochlorite), it can produce toxic and potentially deadly fumes, including chloramine gas and hydrazine. Therefore, it is crucial to use ammonia in a well-ventilated area and avoid mixing it with bleach or other household chemicals. It is also recommended to keep children and pets away from the area during and after its use.
While ammonia can be an effective mould-killing agent, its toxicity and potential health hazards must be considered. It is essential to follow safety precautions, such as using a respirator, ensuring adequate ventilation, and avoiding direct skin and eye contact. Inhalation of ammonia should be avoided, and in the event of exposure, individuals should seek fresh air and medical attention if necessary.
In conclusion, while ammonia can be useful for mould removal on non-porous surfaces, it is essential to recognise its toxic nature and handle it with caution. Understanding the potential risks associated with ammonia is crucial to ensure safe and effective mould remediation.
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Dr. William Croft's research confirms that ammonia is a powerful mould-killing agent
The effectiveness of ammonia as a mould-killing agent has been a widely debated topic. Dr. William Croft, a research pathologist/scientist from Madison, WI, has been a prominent figure in this discussion. Dr. Croft's research and experiments have confirmed that ammonia is a powerful tool for controlling mould and mycotoxins.
Dr. Croft's work has focused on toxic mould, specifically a group of poisons containing mycotoxins, and their impact on human and animal health. His experiments have shown that ammonia not only kills mould spores but also destroys the molecular structure of mycotoxins, making it safe and practical for use in food and animal feed. This conclusion has been supported by the long history of agricultural use of ammonia.
However, Dr. Croft is also a controversial figure, and his work and conclusions have been met with some skepticism. Ammonia, while effective at killing mould, has its limitations and potential risks. It is most effective on non-porous surfaces like glass, metal, countertops, sinks, bathtubs, and tiles, where the mould interacts directly with the ammonia solution. On porous surfaces like wood, drywall, carpets, and insulation, ammonia is less effective as it cannot penetrate deep into the material to eliminate mould.
Additionally, ammonia is a harsh and toxic chemical that can irritate the skin and eyes. It can also produce dangerous fumes when mixed with other chemicals like bleach. Therefore, it should be used with caution, ensuring good ventilation and limited direct contact. While Dr. Croft's research confirms the effectiveness of ammonia against mould, it is essential to consider its limitations and potential risks when using it as a mould-killing agent.
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Frequently asked questions
Ammonia is a powerful cleaning agent that can kill mold on non-porous surfaces such as glass, metal, tiles, and countertops. Plastic is a non-porous material, so ammonia should effectively kill mold on plastic surfaces. To use ammonia as a mold cleaner, mix equal parts ammonia and water in a spray bottle, apply the solution to the moldy area, wait 10 minutes, then wipe and rinse.
Ammonia is an alkaline substance with a pH level between 11-13, which is significantly higher than what most molds can tolerate. When combined with water to form ammonium hydroxide, ammonia can break down the structure of mold, allowing it to be wiped away.
Yes, ammonia is a harsh and toxic chemical that can irritate the skin and eyes. It is important to ensure good ventilation when using ammonia and to avoid direct contact with the skin and eyes. Ammonia should never be mixed with bleach as it will produce highly toxic and potentially deadly fumes.











































