I'm no expert but it seems highly likely to me that you have owned polyester. Do you own socks? Jeans or shirts? A jacket? A throw blanket? So many things are p

I'm no expert but it seems highly likely to me that you have owned polyester. Do you own socks? Jeans or shirts? A jacket? A throw blanket? So many things are poly blends or have polyester components. Unless you are explicitly checking every label, if you are just buying clothes, you are buying polyester.