An original Calcium (Ca) Atomic Number 20 Periodic Table of Elements Design.
Calcium is a chemical element with symbol Ca and atomic number 20. Calcium is a soft gray Group 2 alkaline earth metal fifth-most-abundant element by mass in the Earth’s crust. The ion Ca2+ is also the fifth-most-abundant dissolved ion in seawater by both molarity and mass after sodium chloride magnesium and sulfate.
Fitted, comfortable, and soft—this t-shirt was made just for you. And it can withstand several washings while maintaining its shape, so it’s great for everyday wear!
• 100% fine jersey cotton
• Heather grey is 90% cotton, 10% polyester
• Fabric weight: 4.3 oz/y² (146 g/m²)
• Shoulder-to-shoulder taping
• Made in the USA
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