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.
These tips can help to clear the mucus from your lungs and prevent chest congestion completely. 1  Avoid taking foods like dairy products, salt, sugar, oils, junk and fried foods because they help to increase mucus production.  Eat foods that help to clear out the mucus in your chest.