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Explain the importance of the air barrier of a house, how air sealing contributes to air tightness of a house, and the proper role of electric boxes that interact with the air barrier.
Monopolies
Market structures where a single seller dominates the market, facing no competition and controlling prices.
Standard Oil Company
A U.S. company founded by John D. Rockefeller in 1870, which became a dominant force in the American petroleum industry until it was broken up by the U.S. Supreme Court in 1911 due to antitrust laws.
John D. Rockefeller
An American industrialist and philanthropist who was a co-founder of the Standard Oil Company and became one of the world's wealthiest individuals and major philanthropists.
Trust
Confidence in the reliability, truth, ability, or strength of someone or something.
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