As for the village air, it is, although it is cleaner than in the city, it also has dust, plant pollen, bacteria, smoke, etc. In rural houses, just like city residents, there are furniture, carpets, curtains and other items that collect dust. Also, in almost every house they hold pets and use various washing and detergents in everyday life. In addition, fine dust is the most harmful, which is always in the air of the room and easily settles in bronchi and lungs. Substances that are products of human life are also dangerous. These include: acetic acid, benzene, acetone, phenol, benzene, venilac, methylstyrol and many other substances. None of the villagers are safe from allergies to any of these substances. Therefore, the acquisition of the air cleaner by the inhabitants of the village is also relevant, as for urban residents.