A.KM is small B.KM is high C.BL is smal l D.KB is large
A.aid in the stripping and cleaning of cargo tanks B.increase the rate of discharge of cargo C.force toxic and explosive fumes from a cargo tank to vent to the outside atmosphere D.lower the oxygen levels inside cargo tanks, making explosion nearly impossible
A.eliminating sparks and fire in the vicinity of cargo tanks B.removing all hydrocarbon gases from the cargo tanks C.blanketing cargo tanks with inert foam D.reducing the oxygen concentration below levels necessary for combustion