ss="page-header">
    <h1>Air quality data</h1>
    <small class="dont-index">Source: <a href="https://github.com/unina-sfere/funcharts/blob/HEAD/R/data.R" class="external-link"><code>R/data.R</code></a></small>
    <div class="hidden name"><code>air.Rd</code></div>
    </div>

    <div class="ref-description">
    <p>This data set has been included from the R package
<a href="https://github.com/cran/FRegSigCom/" class="external-link"><code>FRegSigCom</code></a>.
The original .RData file is available at
<a 