<p><strong>Fig. 2.25.</strong> <span style="font-size: 12.7272720336914px; line-height: 1.538em;">The periodic table of the elements (2014). This periodic table shows naturally occurring elements in green. Elements in orange are byproducts of nuclear reactors. Elements in purple are manmade.</span></p>

Fig. 2.25. The periodic table of the elements (2014). This periodic table shows naturally occurring elements in green. Elements in orange are byproducts of nuclear reactors. Elements in purple are manmade.

Image by Byron Inouye