Nasal congestion Nasal congestion is a stuffy nose, and can be accompanied by blocked ears, sore throat, and more. Pleural effusion Pleural effusion is buildup of fluid in the pleura and can cause difficulty breathing or chest pain.
A hydroelectric dam is essentially a mechanical gateway that can control how often, how much, and how fast the water is allowed to passed through. Water above the dam is collected and stored into a reservoir.
Hydroelectric power, also known as hydroelectric energy or simply hydroelectricity, supplies about 20% of the entire worldâs electricity needs â About 88% of the total electricity that is generated from renewable energy sources. In this article Iâm going to explain how hydroelectric power plants work.