In the hot summer, many people like to light mosquito-repellent incense to repel mosquitoes, but they don't know that this will do harm to the human body. In fact, the active ingredients of most mosquito-repellent incense are pyrethroid insecticides, as well as additives such as organic fillers, adhesives and dyes. Therefore, the smoke of mosquito-repellent incense contains many substances harmful to human body, which may induce asthma and other diseases.

According to estimates, the amount of particles released by lighting a roll of mosquito-repellent incense is roughly equivalent to burning about 100 cigarettes. The released ultrafine particles can enter and stay in the lungs, which may lead to asthma in the short term and cancer in the long term. Followed by mosquito-repellent incense base material.

Carcinogens produced by incomplete combustion of substances, as well as some compounds that can stimulate the upper respiratory tract, will poison people's nervous system.

In summer, it is best to use safe and natural methods to repel mosquitoes, such as using mosquito nets or screens to keep mosquitoes out; Or put a few boxes of open cooling oil and wind oil essence in the bedroom. Of course, in order to eliminate mosquitoes from the source, it is best to clean up the places where mosquitoes are easy to breed, especially the still water and blocked sinks.