1-378 At another level, understanding needs to be tested under presure. It can be argued that not enough attention is given for the need of a ship's emergency team to surmount the language and cultural barriers when it really matters; communicating by radio through breathing apparatus when fighting a fire for example. This can be the really of a mixed crew whose overall cost gives an immediate benefit to the bottom line. There will be times when the ship manager neegs to take a longer term view and dicide whether the short-term cost reduction will read to an indirect increase in costs in the longer time.