Multiple choice

What is used to measure the quality of the air?

  1. ABC

  2. EPA

  3. API

  4. AQI

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The Air Quality Index (AQI) is the standard tool used by government agencies to communicate how polluted the air currently is or how polluted it is forecast to become. EPA is an agency, not a measurement tool.