Polusi udara dan banyaknya aktifitas manusia dalam waktu yang lama menyebabkan
meningkatnya kandungan gas polutan. Untuk itu diperlukan suatu alat yang dapat …

Air pollution is a major contributor to the worldwide burden of disease because it poses an
urgent worldwide public health challenge because it is ubiquitous and has many adverse …

Indoor air quality is a very important factor and needs to be considered for health. Poor
indoor air quality can trigger illness, reduce productivity, and disrupt the comfort of people in …

Air pollution many human activities in a long time cause an increase in the content of
pollutant gases. For that we need a tool that can inform the gas content. One way is a CO …