What do you know about ozone treatments for your house?
Asked by
JLeslie (
65790)
April 3rd, 2013
I moved into an apartment that has a mold problem beneath the kitchen sink. I’m pretty upset about it. The complex is going to change out the garbage disposal and replace the bottom of the cabinet, but they also offered to do an ozone treatment, which I had never heard of before. I found this link. I also saw some very negative things online about how it can be very bad, and some people got very sick from it. A jelly I very much trust was familiar with it and said it is natural and ok to do. But, I wanted to see what the collective says.
I still don’t know what chemicals it uses? Or, what exactly it does. I know you can’t be home when it is done and that even plants are negatively affected by it.
Do you know what chemicals it uses? Would you consider it safe?
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14 Answers
I think your article is referring to those home units that you leave on while you’re there. It is not talking about the ozone machines that treat a large space one time and then are removed. I’ll do a little more research.
Here’s some info I found:
Advantages of Ozone Use in Air
Ozone is the strongest oxidant available for the treatment of odors.
Ozone decomposes into oxygen after it reacts with odors.
Ozone is a Green Technology!
Although ozone is the strongest oxidizing agent commercially available, it is safe to handle.
Ozone kills airborne pathogen & viruses.
Ozone gas is molecular resulting in penetration of small cracks & crevices that cannot be reached with traditional cleaning methods.
More info:
The third oxygen atom of ozone makes it extremely reactive. This atom readily attaches itself to other odor molecules. When contaminants such as odors, bacteria or viruses make contact with ozone, their chemical structure is changed to less odorous compounds. As more ozone attacks the remaining compounds, the odor is eventually destroyed. This process is called oxidation. Ozone essentially reverts back to oxygen after it is used. This makes it a very environmentally friendly oxidant.
How is ozone produced?
There are basically two methods of producing ozone…ultra-violet and corona discharge. Corona discharge creates ozone by applying high voltage to a metallic grid sandwiched between two dielectrics. The high voltage passes through the dielectric to a grounded screen/plate and in the process, creates ozone from oxygen present in the chamber. Ultra-violet (UV) light creates ozone when a wavelength at 254 nm (nanometers) hits an oxygen atom. Both processes split oxygen molecules into single oxygen atoms (O). These atoms combine with another oxygen molecule (O2) to form ozone (O3).
How long does the ozone last?
As soon as ozone is formed in the generator and dispersed in a room, it will start to revert back to oxygen. This step occurs by several processes including the following: Oxidation reactions with an organic material such as odors or smoke. Reactions with bacteria etc., which again consumes ozone by oxidation reactions. Additionally ozone breaks down thermally. Higher temperatures destroy ozone quicker than lower temperatures. The ozone that remains is referred to as Residual ozone. “Residual” ozone created will return to oxygen usually within 30 minutes, in amounts equal to half its level. What this means is that after each subsequent 30 minute period there would be half as much residual ozone left at the end of the period as was present at the beginning of the period. This is similar to a geometric progression of 16;8;4;2;1. In practice the half life is usually less than 30 minutes due to temperature, dust, and other contaminants in the air. Therefore, ozone, while very powerful, doesn’t last long. It does its job and then disappears back into safe oxygen.
source
We have a small ozone machine that we use to treat mildew and get rid of odd smells. It works great, but I don’t enjoy the smell or feeling it gives me in my chest. We air the house out really well after using the ozone machine, and all we’re left with is a nice, fresh smell. I would suggest researching the treatment the complex uses, including talking to neighbors who’ve had it done. It’ll probably be just fine and you’ll appreciate the results.
This is from the American Cancer Society.
@bkcunningham , I think your article is refering to using the ozone dorectly in your body. I think the OP is talking about treating odors in an apartment while she is out of it.
When I searched for using “ozone,” @Judi, I found an array of articles. It dates back many years and has been used for a variety of things from treating cancer to treating odor and cleaning the air in homes. It is a scam for the most part. I thought I’d link the ACS article because it tells what it is regardless of what it is being used to “treat” and also lists the ozone treatment as one of the alias.
@bkcunningham I read some similar information before I pisted the Q. I don’t really understand it. I was so confused I thought I would ask here. I’m not clear if it is the same chemical in the house as these treatments on the body? Again, I feel like I really don’t know what to think.
Ozone is natural, and it can be harmful, but ozone is used to disinfect and clean in place of bleach in many places. You shouldn’t directly expose yourself to pure ozone, but it’s safe to have your apartment cleaned if it’s done properly.
In my lab I have enough ozone generating capacity to fill the ozone hole. At the levels we use it is a health hazard. If it were my house and my sink I would put a small unit under the sink and just let it run for days. I would try to avoid filling up the living quarters.
“There are two basic types of ozone generators. One treats water and the other treats air. There has been a lot of controversy about what ozone generators can and cannot do. The general consensus is that neither type of ozone generator can be used for removing or effectively treating visible fungal growth.”
“The purpose of mold remediation is to remove the mold to prevent human exposure and damage to building materials and furnishings. It is necessary to clean up mold contamination, not just to kill the mold. Dead mold is still allergenic, and some dead molds are potentially toxic.”
From this article
@LuckyGuy What exactly is it? What does it do?
I found this from the MN health department that says ozone is not effective against mold spores. It’s towards the bottom of the page. Ugh, I think I am screwed. The air was so thick, I know there were spores flying everywhere. It is already on everything in the apartment. I guess maybe I can vacuum my furniture and hope for the best.
They removed the garbage disposal, but unfortunately when I came back out to see what he was doing the smell of mold was so bad, it was full of mold and the ajoining pipe, he had the old disposal and that pipe part in a box, it was all in pieces, but not covered up. Really unbelievable how there is so little understanding about it. I was obsessed with them quarantining the area while they removed it, but have some sort of care taken! Everyone keeps talking about the smell, but not realizing the smell is not the only problem. Believe me I am not obsessed with fear about mold. If I see some in a shower I don’t feel like I am inhaling mold spores. This a whole different level. Of course people keep telling ,e the media hypes up the danger. Ugh, I am sick of that too. I don’t freak out from the site of mold, I am freaked out because I know spores were flying around. I know because I was in the situation years ago where the spore count in a house was incredibly high, the air was the same as this but even worse.
I also found this that is pretty negative about ozone treatments. I don’t know what to think.
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