What elements are in pillow cases?

Pillowcases are typically made from various fabrics, with cotton, polyester, and blends of these materials being the most common. The primary elements found in these fabrics include carbon, hydrogen, and oxygen, which are present in the cellulose of cotton and the synthetic fibers of polyester. Additionally, dyes and finishes may contain other elements such as nitrogen and sulfur, depending on the specific materials used.