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A pebble-bed reactor is a type of graphite-moderated, gas-cooled nuclear reactor that uses spherical fuel elements called pebbles. It is a very-high-temperature reactor that can achieve high efficiency and passive safety, and can use different fuels such as uranium, thorium or plutonium.
Petrobras is a multinational corporation in the petroleum industry, founded in 1953 and headquartered in Rio de Janeiro. It operates in oil and gas exploration, production, refining, distribution, petrochemicals, and biofuels, and has faced political and financial scandals in recent years.
Cryptocurrency is a digital currency that works as a medium of exchange through a computer network without a central authority. Learn about the origin, evolution, and classification of cryptocurrencies, such as Bitcoin, Ethereum, and others.
Save $8 with Prime and coupon. See at Amazon. Cosfly 3-Seater Sofa Cover ... (as in, 10,000-plus purchased this month) cover. The 58-inch version pictured here — there are a dozen options — is ...
13 of the best deals from Nordstrom's Winter Sale: Get up to 50% off Nike, Calvin Klein, Kate Spade and more. ... $40 $60. Save $20. See at Nordstrom. Nambé Cat Treat Jar. $34 $42. Save $8.
A coupon is the interest payment received by a bondholder from the date of issuance until the date of maturity of a bond. Learn about the history, valuation, and types of bonds, including zero-coupon bonds that pay no coupons and have a price less than their face value.
Learn about the history, sectors, statistics and challenges of Venezuela's economy, which is based on petroleum and other resources. Find out how Venezuela ranks in terms of GDP, inflation, poverty, corruption and human development.
The M2 Browning is a heavy machine gun designed by John Browning in 1918 and chambered for the .50 BMG cartridge. It has been used extensively by the U.S. and other countries in various conflicts and roles, such as anti-aircraft, anti-armor, and vehicle-mounted firepower.