Hi. Matteo. Its best foam is ...
Published by Ajit Seshadri Seshadri, Er.
Hi. Matteo. Its best foam is dealt with separately an all that floats is scimmed away. Now check the P and C constituents of the scum and liquid & deal with this... chemically. In this way the contaminants stay separate.. w wshs Ajit Seshadri... seshadri.ajit@gmail.com ...