I worked for 15 years with ...
Published by Jim Patterson, President at RyKor LLC Water Technology & Pressure Vessel Rep / Consultant
I worked for 15 years with the inventors & majority of patents of most of the nutshell filter technologies and we did tests on all nutshells including “peach pits”. I am not aware that their is an advantage to using cashews for filtration. I would be glad to discuss issues further if you wish.