A low-cost IoT air quality monitor based on a Raspberry Pi 4. Sensing the Air Quality A low-cost IoT air quality monitor based on the new Raspberry Pi 4. I have the privilege of living in one of the most beautiful countries in the world, but unfortunately, it’s not all roses. Chile during winter season …
This device is intended to provide the user with a cost-efficient means of determining air quality. Our sensor focuses on the five components of the Environmental Protection Agency’s Air Quality Index: ozone, particulate matter, carbon monoxide, sulfur dioxide, and nitrous oxide. This device detects all of these pollutants except sulfur dioxide. The device also includes …
