Tommy was pulled under and strangled some more during an underwater struggle, until he showed no more signs of life.The sheet was twisted and jerked tightly around his throat, as he was pulled off his cot, dragged backwards and hauled upright.Venkman asked her a series of "standard" but unrelated questions about her mental, physical, and psychological health:Have you or any member of your family ever been diagnosed as schizophrenic, mentally incompetent?Are you habitually using drugs, stimulants, alcohol?Are you, Alice, menstruating right now?When Delacorte doubted his line of questioning, Venkman barked at him:"Back off, man.He tumbles down to a lower level, and inevitably plunges into the water while inadequately setting up a plank to bridge the gap between the boat and the deck of theKing.""What could melt that much ice?"Scotty asked Dr.Chapman: "Could an airplane melt hat much ice?" Chapman replied: "One of our own airplanes generates enough heat to warm a 50-story office building.