An electricity meter, electric meter, electrical meter, energy meter, kilowatt-hour meter, or power meter is a device that measures the amount of electric energy consumed by a residence, a business, or an electrically powered device over a time interval. Electric utilities use electric meters installed at customers'…

The use of solar energy began in Israel in the 1950s with the development by Levi Yissar of a solar water heater to address the energy shortages that plagued the new country. By 1967 around 5% of water of households were solar heated and 50,000 solar heaters had been sold.

Tesla, Inc. ( TEZ-lə or TESS-lə) is an American multinational automotive and clean energy company.

Net metering (or net energy metering, NEM) is an electricity billing mechanism that allows consumers who generate some or all of their own electricity to use that electricity anytime, instead of when it is generated. This is particularly important with renewable energy sources like wind and solar, which are…

A Renewable Portfolio Standard (RPS) is a regulation that requires the increased production of energy from renewable energy sources, such as wind, solar, biomass, and geothermal, which have been adopted in 38 of 50 U.S. states and the District of Columbia. The United States federal RPS is called the Renewable…

The 2026 Iran war, including the closure of the Strait of Hormuz, has led to what the International Energy Agency has characterized as the "largest supply disruption in the history of the global oil market". The conflict has echoed the 1970s energy crisis through acute supply shortages, currency volatility, inflation…

A cement is a binder used for construction that sets, hardens, and adheres to other materials to bind them together. Cement is seldom used on its own, but rather to bind sand and gravel (aggregate) together.

Tamil Nadu Cement Corporation Limited (TANCEM) is a state-government undertaking of Government of Tamil Nadu located in the Indian state of Tamil Nadu. It produces cement, AC sheets, hollow blocks, concrete and other building materials.

Baker Hughes Company is an American global energy technology company co-headquartered in Houston, Texas and London, UK. As one of the world's largest oil field services, industrial and energy technology companies, it provides products and services to the oil and gas industry for exploration and production, as well as…

Mugher Cement Enterprise is an Ethiopian state-owned cement manufacturer located on the Mugher River, 920km west of Addis Ababa, Ethiopia. It was established during the Derg era in 1984 with annual capacity of 300,000 tons of clinker per annum.