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.
Plus, ginger fights infection to get rid of the underlying cause of chest congestion. 1  Add 1 tablespoon of freshly chopped raw ginger pieces to a cup of hot water. Cover and allow it to steep for 5 minutes. 2  Alternatively, grind together 1 teaspoon each of dry ginger, black pepper and cloves to form a powder.