<p><img loading="lazy" decoding="async" class="alignnone size-medium wp-image-4205 aligncenter" src="https://bphisaweb.wpengine.com/wp-content/uploads/2024/06/Air-Quality-Index-Protocol-232x300.jpg" alt="" width="232" height="300" srcset="https://bphisaweb.wpengine.com/wp-content/uploads/2024/06/Air-Quality-Index-Protocol-232x300.jpg 232w, https://bphisaweb.wpengine.com/wp-content/uploads/2024/06/Air-Quality-Index-Protocol-791x1024.jpg 791w, https://bphisaweb.wpengine.com/wp-content/uploads/2024/06/Air-Quality-Index-Protocol-768x994.jpg 768w, https://bphisaweb.wpengine.com/wp-content/uploads/2024/06/Air-Quality-Index-Protocol-1187x1536.jpg 1187w, https://bphisaweb.wpengine.com/wp-content/uploads/2024/06/Air-Quality-Index-Protocol.jpg 1545w" sizes="auto, (max-width: 232px) 100vw, 232px" /></p>
<div><a href="https://bphisaweb.wpengine.com/wp-content/uploads/2024/06/Air-Quality-Index-Protocol.jpg">Air Quality Index Protocol JPG</a> (for digital)</div>
<div><a href="https://bphisaweb.wpengine.com/wp-content/uploads/2024/07/AQI-Protocol.pdf">Air Quality Index Protocol PDF</a> (for printing)</div>
