This is known as efflorescence. Efflorescence is the result of minerals dissolving as water evaporates on porous material such as your basement’s concrete or block walls and/or floors. The deposits are not harmful to your health, but efflorescence indicates water penetration in your home.

Why is there white in my foundation?

Efflorescence is caused by water vapor migrating through the slab bringing soluble salts to the surface of the concrete. Many people mistake the white powdery substance with mold or mildew. Although efflorescence is harmless it is evidence of another potential problem: high moisture or water in your basement.

Why is efflorescence a problem?

Efflorescence alone does not pose a major problem, but it can be an indication of moisture intrusion, which may compromise the structural material. Building materials, such as concrete, wood, brick and stone, are porous materials. Porous materials can absorb or wick water by a process called capillary action.

What is the white powder that comes out of concrete?


Efflorescence is the white powdery substance on the surfaces of unsealed concrete and the white blush seen with sealed floors. Efflorescence is caused by vapor migrating through the slab bringing soluble salts to the surface of the concrete.

What is the white powder under my house?

Quote from the video:
Quote from Youtube video: It's a sodium.

Why does my foundation look ashy?

Your foundation looks grey or ashy because it’s much lighter than your complexion. Working with a lighter foundation than your complexion, makes your skin look unnatural. So as to prevent this, add 2-3 drops of darker shade foundation and blend it well.

How do you stop oxidation on foundation?

How to Prevent Your Foundation From Oxidising

  1. Use a primer. A silicone-based primer acts as a barrier between your skin’s natural oils and oils in foundation, so there’s less chance of oxidation.
  2. Blot, and blot some more. …
  3. Try a sheerer formula. …
  4. Use a finishing powder.

Does efflorescence mean the basement leaks?

Does Efflorescence Mean the Basement Has a Leak? Efflorescence requires the appearance of water from somewhere in the basement. Most commonly, this water does come from a leak, typically through cracks in the walls or floor. However, you might also have an internal leak through your plumbing system.

Should I worry about efflorescence?

Efflorescence itself isn’t dangerous or harmful. It can lead to potential moisture problems that can cause structural damage to building materials. So it is important to take action when you notice efflorescence in your basement, on your paving stones, or on other structures.

Does efflorescence go away by itself?

Yes. Although efflorescence will eventually go away naturally, there are commercial cleaners available that are specifically formulated to remove efflorescence from the surface of the concrete pavers.

Is white powder mold?

White mold is a powdery fungus made up of different fungal species that can appear white, green, or grey, depending on the type of surface it has infected. Like most molds, white mold thrives in areas with high moisture like showers, crawl spaces, basements, and leaky walls.

What does white dust mean?

A regional term for any powder that is a drug or serves as a vehicle for an illicit drug—e.g., amphetamine, cocaine, heroin, LSD.

What causes white dust?

White dust is usually caused by mineral content in the water that goes into a humidifier. When the mist lands on furniture or other surfaces and dries, it can sometimes leave behind the dried mineral deposits, or “white dust”.

How do you make powder foundation not look powdery?

To keep from looking cakey, only use one coat of powder on your face. If you apply too much, spritz a setting spray, which Lijha says keeps the powdery look in check and will make you look dewy.

How do you prevent white cast foundation?

While translucent powders are great to set your makeup, you often run into the risk of it leaving a white cast behind. To avoid this, it is best to use setting powder that has some colour to it. Choosing a loose powder shade closest to your skintone is an easy way to avoid flashback.

Why does my foundation look flaky?

The answer is simple! It’s all in the application process and the combination of products you are using. Applying a full coverage foundation on dehydrated skin or using the wrong primer can make your foundation look flaky. Trying to cover up cracked foundation or powder can be frustrating.

How do you get rid of powdery makeup?

Quote from the video:
Quote from Youtube video: See that's a little too light but see how it looks powdery and compares into the rest of the face we're just going to mist it down with the Hydra mist. And it'll tone down the look of powder.

Do you put concealer on after or before foundation?

While there’s nothing wrong with using concealer first, the majority of these makeup artists would advise applying a light layer of foundation beforehand to even out the complexion and reduce the appearance of blemishes. This allows you to see what areas still need to be addressed, and which ones you can leave alone.

What causes cake face?


Too much foundation and concealer will begin building up, and there you have it… cake face. With frosting on top.

How do I stop my foundation looking cakey?

How To Avoid Cakey Foundation: 10 Simple Steps

  1. Use A Makeup Setting Spray. …
  2. Blend The Foundation Well. …
  3. Hydrate Your Under-Eye Area. …
  4. Dab Off The Excess. …
  5. Use A Face Oil. …
  6. Use A Setting Powder For Oily Skin. …
  7. Avoid Applying Too Much Makeup On Creased Areas. …
  8. Apply Eyeshadow Primer On Creased Areas.

How do you fix a cakey foundation?

4 Tips for Fixing Cakey Foundation

  1. Blot Excess Oil. Cakiness is often accompanied by oily skin, and if either of those is of concern to you, it’s a good idea to keep blotting sheets on hand. …
  2. Correct With A Makeup Blender. …
  3. Spritz With Face Mist. …
  4. Loosen With Steam.