Ozone is an allotrope of oxygen. At room temperature, it is a blue gas with a special odor. The limit at which humans can actually sense the presence of ozone from smell is around 0.01 to 0.02ppm. So if you smell ozone, does it mean that the ozone concentration is too high?

Ozone itself has a special grass flavor, if the smell of ozone does not mean that its concentration is too high, nor does it mean that it will cause harm, all in all, the use and selection of ozone machine should be based on the relevant standards, so as to make the right use of ozone.
If you are not at ease with the use of the water machine, you can open the window to let the air convection, which can accelerate the reaction and reduction speed and shorten the processing time. If you use an air conditioner, use it with air conditioning or open the window slightly, you can increase the role of air circulation and strengthen the effect of air purification