Cigarette filters are made up of thousands of polymer chains of cellulose acetate, which has the chemical structure shown to the right. Once discarded into the environment, the filters create a large waste problem. Cigarette filters are the most common form of litter in the world, as approximately 5. Discarded http://jaidenbaxun.review-blogger.com/10131789/ajudar-os-outros-perceber-as-vantagens-da-parar-de-fumar