It is likely more distressing to the family and loved ones to hear the death rattle than it is to the patient experiencing it. If your loved one experiences end-stage wet respirations, here are some practical things you can do to minimize or eliminate it: Try changing the patient's position.
carbon dioxide - a heavy odorless colorless gas formed during respiration and by the decomposition of organic substances; absorbed from the air by plants in photosynthesis.
Carbon dioxide is a colorless, odorless gas that has a faint acid taste. It can also be a liquefied compressed gas or white flakes or cubes. In solid form, it is used as dry ice. Carbon dioxide can be found naturally in spring water and is released when volcanoes erupt and trees are cut down.