Many people diligently clean the house but ignore the quality of the air inside. In fact, air pollution is not only outside the room, but also inside the house which can affect the quality of air that is inhaled daily. Air quality in the house needs to be considered, because it affects the health conditions of its inhabitants. If the air quality in your house is bad, the risk of getting sick will be even greater. That is why, it is important to understand how to maintain air quality in the house. Various Effects of Bad Air Quality Air pollution is a form of life-threatening environmental damage. According to World Health Organization data, the death rate from air pollution reaches 7 million people. About 3.3 million of them died due to the influence of bad air in the room. There are several things that can cause poor air quality at home, such as cigarette smoke, dust, pesticides, gas, mold, building materials, or pollen. In the long run, various substances that cause air pollut