| dc.description.abstract |
Nowadays, many developing countries are suffering from air pollution, especially buildings in the big cities. While quite a few air quality monitoring devices have been built by governments in buildings. However, the quality of indoor air inside offices, schools, and other workplaces is important not only for workers' comfort but also for their health. Poor indoor air quality (IAQ) has been tied to symptoms like headaches, fatigue, trouble concentrating, and irritation of the eyes, nose, throat and lungs. Also, some specific diseases have been linked to specific air contaminants or indoor environments, like asthma with damp indoor environments. So, this thesis research on a system to monitor the poison gas in citizen in order to warn and protect human health. The system is a local network and nodes send the data to the gateway. People can access the data from anywhere, anytime with only your smart phone, computer (any devices can connect to the Internet) and the Internet. |
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