I used to almost exclusively use loose tea. In recent years, driven by frugality and convenience I usually brew my iced tea from bags purchased at Dollar Tree for just over. a penny per bag. And yes, I thought that the bags were just cellullose. // This angers me. Where are the on-going food safety studies? What are the consequences of nanoplastic consumption? Is it related to the stunning increase in early onset colorectal cancer? And similar to the lawsuits on pesticides, what has been already known, by whom, for how long? // Even with the appointment of a reputed environmentalist to the role of U.S. Secretary of DHHS any answers will not come from the American institutions.