s="nb">print</span><span class="p">(</span><span class="n">ch</span><span class="p">[</span><span class="s1">&#39;integer(CarbonTypeM)&#39;</span><span class="p">]</span><span class="o">.</span><span class="n">value</span><span class="p">)</span>
<span class="p">[</span><span class="n">out</span><span class="p">]</span> <span class="mi">7</span>
      <span class="mi">0</span>
</pre></div>
</div>
</div>
<div class="section" id="working-with-units">
<span id="units"></span><h3>Working with Units<a class="hea