Ozone safety testing for air purifiers
At present, many air purifier manufacturers and testing institutions have not conducted ozone safety testing of air purifiers in accordance with the above-mentioned national mandatory standards.The percentage of ozone concentration should not exceed 5×10-6. (Note, no more than 0.05ppm. About 0.1mg/m3)
Health hazards of ozone pollution in the door
The COVID-19 pandemic has brought heightened attention to air quality indoor . People are thinking about how these invisible virus particles can spread indoors. However, the hazards of the indoor environment are not just the virus that causes the epidemic. According to WHO, air pollution is the world's greatest environmental health threat. Many people have always believed that ozone in the air is a double-edged sword. It has the side of sterilizing and inactivating viruses, but also has the side of endangering human health. Modern research suggests that ozone in indoor air has risen to be one of the most important pollutants.
Why does the hotel kitchen smell like ozone?
The places where we can smell the obvious smell of ozone are usually in printing shops and other places. The smell of ozone in the hotel kitchen may be produced by the ultraviolet lamp tube for anti-virus in the kitchen, the UV lamp tube inside the hood all-in-one machine, the UV lamp tube in the pipeline, and the high-voltage electrostatic fume purification connected to the pipeline. device. We can basically find the source of ozone smell by understanding the kitchen utensils inside our kitchen and the corresponding fume exhaust system.
Why Laser Printers Emit Ozone?
At present, office automation is becoming more and more popular. Many offices have a large number of office equipment such as computers, laser printers (including copiers) and fax machines. Some of them will produce ozone and odor during work. With the enhancement of people's awareness of environmental protection, office workers are paying more and more attention to whether the odor produced by laser printers (including copiers) equipment, including ozone, will affect health.