空气质量 standards 与 pollutant limits

Common 空气 pollutants, who/epa exposure limits, 与空气质量 index (aqi).

airqualitypollutants

Overview

Engineering reference data for Air Quality Standards and Pollutant Limits in environment.

$E = E_F \cdot EF$

Emission factor × activity.

$CF = \sum (Activity_i \times EF_i)$

Sum of all emission sources.

Symbol	Description	Unit
$E$	Emissions	kg CO₂
$EF$	Emission factor	kg/unit