The smartphone will tell you whether the air in the house is polluted or not

Having a smartphone in your hand means you can know the news of the whole world instantly. Almost everyone gets cold and cough in winter. Basically the air humidity decreases. As a result, the winter air is drier. However, you can know when and how polluted the air in your house is through the phone.

Air pollution has become dangerous. Especially those who are in Dhaka. Many people are using masks to avoid air pollution. But entering the house to get rid of air pollution? Or the same situation in your house? AQI level exceeded 700 in many places.

AQI or Air Quality Index is also a scale designed to measure the impact of air quality on health. 51-100 is acceptable level. Its signal is yellow color. 101-150 is unhealthy for some people, its signal is orange color. 151-200 is unhealthy, signal red color. 201-300 Very unhealthy, signal purple color. 301-500 Dangerous or hazardous, signal color dark red. Easily know the AQI outside your home or in your area. For that you need to use your phone.

If you want, you can check the AQI of your area by searching on Google or take the help of any AQI checker app. But with these you will not know the AQI of your home.

If you want to test the AQI of the room or house, you need to take help of other things. First you buy a device that checks AQI. The second method is air purifier.