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  <thead>
    <tr style="text-align: right;">
      <th></th>
      <th>Heavy metal contents (µg/g) in atmospheric dust within Ibadan city</th>
      <th>Unnamed: 1</th>
      <th>Unnamed: 2</th>
      <th>Unnamed: 3</th>
      <th>Unnamed: 4</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <th>0</th>
      <td>Sample</td>
      <td>Pb (µg/g)</td>
      <td>Cu (µg/g)</td>
      <td>Zn (µg/g)</td>
      <td>Cd (µg/g)</td>
    </tr>
    <tr>
      <th>1</th>
      <td>D1</td>
      <td>73.12±8.82</td>
      <td>42.16±1.14</td>
      <td>420.43±15.93</td>
      <td>2.01±0.34</td>
    </tr>
    <tr>
      <th>2</th>
      <td>D2</td>
      <td>101.22±7.95</td>
      <td>61.45±2.82</td>
      <td>508.95±13.88</td>
      <td>1.68±0.54</td>
    </tr>
    <tr>
      <th>3</th>
      <td>D3</td>
      <td>115.25±5.11</td>
      <td>46.56±1.32</td>
      <td>550.44±4.58</td>
      <td>1.20±0.22</td>
    </tr>
    <tr>
      <th>4</th>
      <td>D4</td>
      <td>110.43±6.35</td>
      <td>62.95±2.43</td>
      <td>365.25±14.62</td>
      <td>2.01±0.65</td>
    </tr>
  </tbody>
</table>
</div>

  Heavy metal contents (µg/g) in atmospheric dust within Ibadan city  \
0                                            Sample                    
1                                                 D1                   
2                                                 D2                   
3                                                 D3                   
4                                                 D4                   

    Unnamed: 1  Unnamed: 2    Unnamed: 3 Unnamed: 4  
0    Pb (µg/g)   Cu (µg/g)     Zn (µg/g)  Cd (µg/g)  
1   73.12±8.82  42.16±1.14  420.43±15.93  2.01±0.34  
2  101.22±7.95  61.45±2.82  508.95±13.88  1.68±0.54  
3  115.25±5.11  46.56±1.32   550.44±4.58  1.20±0.22  
4  110.43±6.35  62.95±2.43  365.25±14.62  2.01±0.65  

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Exploring Heavy Metal Contents in Atmospheric Dust within Ibadan City

How does practical 9 data vary?

Compare Pb levels in different samples

Compare Cu levels in different samples