ss="chapter" data-level="2.4.1" data-path="fundamentals.html"><a href="fundamentals.html#brief-description-of-popular-tools"><i class="fa fa-check"></i><b>2.4.1</b> Brief Description of popular tools</a></li>
<li class="chapter" data-level="2.4.2" data-path="fundamentals.html"><a href="fundamentals.html#interactive-data-visualization"><i class="fa fa-check"></i><b>2.4.2</b> Interactive Data Visualization</a></li>
<li class="chapter" data-level="2.4.3" data-path="fundamentals.html"><a href="fundamentals.html