Document q3kLjw18yw9J0Op5YpMnzZ6pj

B.5.1.5 Aqueous Film Forming Foam (AFFF) AFFF is a synthetic firefighting agent consisting of fluorosurfactants and/or ^Fluoroproteins|. It serves as an effective firefighting agent by forming an oxygen-excluding barrier over an area. In order to produce AFFF solution, AFFF concentratea concentrated solution of the [foam forming agent |is injected into the water stream of a fire hose or firemain. Vessels equipped with AFFF equipment must periodically (annually or semi-annually) test the equipment for maintenance, certification, or training purposes resulting in discharge overboard or onto the deck. US00006124