By far the best-studied benthos are the macrobenthos, those forms larger than 1 mm (0.04 inch), which are dominated by polychaete worms, pelecypods, anthozoans, echinoderms, sponges, ascidians, and crustaceans.
Gargling with salt water several times a day is an effective treatment for chest congestion. While the salt helps remove mucus from the respiratory tract, the hot water reduces irritation in the throat. 1  Add 1 teaspoon of salt to a glass of warm water.  Mix well until the salt is dissolved thoroughly.
Chest congestion is uncomfortable and unpleasant. If you don't clear it up, it can lead to health issues, such as bronchitis or pneumonia. This wikiHow will show you various ways in which to clear chest congestion. Gargle salt water 3 to 4 times a day.