Swimming pool stabilizer is a pool chemical designed to help regulate chlorine levels, reducing wastage of chlorine and keeping the amount of chlorine in the pool steady to ensure it acts effectively to inhibit the growth of unwanted organisms.
Wind power is extracted from air flow using wind turbines or sails to produce mechanical or electrical power. Windmills are used for their mechanical power, windpumps for water pumping, and sails to propel ships.
Wind power in the United States is a branch of the energy industry, that has expanded quickly over the latest several years. As of the end of 2015 the U.S. nameplate generating capacity for wind power was nearly 75,000 megawatts (MW). This capacity is exceeded only by China and the European Union.