2. moxa smoke will be produced when the moxa sticks are ignited. Moxa smoke can disinfect indoor air, kill bacteria in the air, and breathe healthy air after ventilation. Especially in the rainy season, the moisture in the air increases, the frequency of using air conditioners increases, there is no regular ventilation, and the air is not circulating, which is easy to breed bacteria. In a humid room, the moxa stick fumigation room can play the role of disinfection and deodorization.