Table 2 Description of particle matters and particle sizes
From: Building an indoor air quality monitoring system based on the architecture of the Internet of Things
Particle size (μm) | Name | Description |
|---|---|---|
< 2.5 | Fine particulate matters (PM2.5) | Entering the bloodstream directly through alveoli |
2.5–10 | Coarse particulate matters (PM2.5–10) | Being inhaled by the human respiratory system |
< 10 | 10 μm particle matters (PM10) | Through the nasal cavity to the throat |
< 100 | Total suspended particulates (TSP) | Beach sand being suspended in the air |