Thallium T-Shirts
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Description: A rich Thallium design. Thallium is a chemical element with symbol Tl and atomic number 81. This soft gray post-transition metal is not found free in nature. When isolated, thallium resembles tin, but discolors when exposed to air. Brought to you by Periodic-Tees.com
Graphic tees. Available in Plus Size T-Shirt