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Braskem SA manufactures and sells chemicals, petrochemicals, fuels, and utilities. The company's geographical segments include Brazil; the United States and Europe and Mexico. It derives a majority of its revenue from Brazil. It produces olefins, such as ethylene, polymer and chemical-grade propylene, butadiene, and butene-1; fuels, such as automotive gasoline, liquefied petroleum gas, or LPG, ethyl tertiary-butyl ether, or ETBE, and methyl tertiary-butyl ether, or MTBE; intermediates, such as cumene and others.
BlackRock Science and Technology Trust is a closed-end management investment company. Its investment objective is to provide income and total return through a combination of current income, current gains, and long-term capital appreciation. It focuses on investing, under a normal market condition in equity securities of science and technology companies.