As a general rule, pressure washing does not dissolve concrete stains. It just makes the stains sink lower and go away.
All concrete stains are made up of concrete minerals. They are big enough to be abrasive and small enough to be soluble. Some stains are sticky and stubborn. They stick to equipment and cause problems.
While using Pressure Washing Savannah GA to clean stains you want to have the cleaners work on the stains in your work area. The contaminants can travel through the air, particles, etc. so be sure your cleaners are operating away from the work area and well away from the stained area.
Pressure washing bleaches will remove light colors and other colorless stains but will not remove darker stains. So if the stained color is black, there is going to be a stain from the darkening of the chemical reaction. There are much lighter color or chemically less penetrating bleaches that will work well with your stains. The chemicals used in these bleaches are not harmful to your skin or the people you may be cleaning.
The primary harm of using these bleaches is to the human eye, as the more harm it causes to the eyes, the more likely it is for an eye injury. In a workplace that is safe, it should be very rare that you should have problems.
They are not always as chemical cleaning as they are advertised. When you are not using the bleaches, the stains will return, as they are harder to clean. But the chemicals are applied, mixed, and neutralized at the site. There are home bleaches, but you may want to consider these if you are using the bleaches often.
At times the bleaches have substances, which you cannot remove, in them. But some chemicals are approved and the consumer and the manufacturer has placed them in the bleaches to maintain the color of the concrete. If you can get them from a home service kit, you may be able to get them in the bleaches with little or no help. But remember, that the home bleaches are rated for chlorine and may have other harsh chemicals in them, so you will have to take the bleach off the trash and store them.
One thing to keep in mind, while pressure washing concrete stains is not to scrub. Scrubbing does not get the stains out of the concrete. You may accidentally break the surface texture of the concrete, or you may permanently damage the concrete. Scrubbing will do nothing but allow your damage to be permanent.
You will be very happy to know that it is a completely safe method to use to clean concrete stains. It is also a very popular method.
If you want a cleaner, the toxic chemical cleaners are chemicals with a bright color. When it comes to organic acids, this is the best bet because they do not cause harm to your eyes, skin, or the air.
Pressure washing concrete stains can be a pain but not an unbearable one. The solution is to just use clean water and follow some of the guidelines to the letter.