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.
Consume 1 teaspoon of honey directly or stir it in warm water and drink. This helps to ease chest congestion for several hours. Alternatively, you can mix 1/2 teaspoon each of powdered black pepper and honey to make a paste. Consume this paste 3 â 4 times in a day to get complete relief.