Filter paper manufacturers stopped using the gaseous chlorine bleaching process decades ago so dioxin is no longer an issue with paper coffee filters. They also thoroughly wash the filter paper they produce so pre-washing AeroPress filters is unnecessary. Taste tests have confirmed that nobody can taste the effect of pre-washing or pre-wetting AeroPress filters.
- previous post: Hi. In not sure how to tell the year if my aeroP model ? I thought it was pre 2015. It does seem to have gold tint lettering but i cant post a picture here. I have seen the materials over time diagram.. im wondering if mine is polycarbonate ir copolyester ? – From Anthony H.
- next post: What's the best way to maximize the crema with the aeropress? Thx! – From Anders S.