l#putting-units-in-cells"><i class="fa fa-check"></i><b>4.4.6</b> Putting units in cells</a></li>
<li class="chapter" data-level="4.4.7" data-path="spreadsheets.html"><a href="spreadsheets.html#using-problematic-column-names"><i class="fa fa-check"></i><b>4.4.7</b> Using problematic column names</a></li>
<li class="chapter" data-level="4.4.8" data-path="spreadsheets.html"><a href="spreadsheets.html#conflating-zeros-and-missing-values"><i class="fa fa-check"></i><b>4.4.8</b> Conflating zeros and missing valu