Table 2.
Results of air pollutants monitored for exposure estimates (μg/m3).
| School A |
School B |
|||||
|---|---|---|---|---|---|---|
| Pollutant | Playground | Classroom | School gate | Playground | Classroom | School gate |
| NO2 | 8 | 8 | 7 | 37 | 28 | 36 |
| PM10 | 68 | — | 67 | 81 | — | 89 |
| Lead | 0.12 | — | 0.14 | 0.13 | — | 0.14 |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.