From the other thread: > "Previous studies found the major chemical composition to be PET, which is expected since the bottle is made of PET," Yan told us. "Th

From the other thread: > "Previous studies found the major chemical composition to be PET, which is expected since the bottle is made of PET," Yan told us. "Therefore, for a long time, we had the impression that the majority of plastic particles inside bottled water would be Polyethylene terephthalate (PET) particles of a few hundred nanometers in size." > "That was incorrect," Yan said. > Ironically enough, the most commonly detected plastic was polyamide, a material commonly used in water filtration systems and "the most popular membrane material used in reverse osmosis … a common water purification method shared by all three brands [of water tested]," the team wrote in the paper. Too different from the title. And the other comments seem to have been written without reading the text.