A few things about BPA: - It's used to line aluminum cans to prevent reactions with the contents of the cans. Think soda cans. - It's the "toner" of thermal p

A few things about BPA: - It's used to line aluminum cans to prevent reactions with the contents of the cans. Think soda cans. - It's the "toner" of thermal paper. Basically every modern receipt you get is a sheet of BPA dusted paper. - The BPA alternatives are basically the same thing as BPA, similar in structure and function, and likely have the same negative health profile. However you get to proudly put "BPA Free!" on your product.