Here is a question about this article: Meanwhile, the Industrial Revolution laid open the door for mass production and consumption. Aesthetics became a criterion for the middle class as ornamented products, once within the province of expensive craftsmanship, became cheaper under machine production.
What is the answer to this question: What became cheap enough for the middle class to buy?
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So... ornamented products


Here is a question about this article: Hydroelectricity is the term referring to electricity generated by hydropower; the production of electrical power through the use of the gravitational force of falling or flowing water. It is the most widely used form of renewable energy, accounting for 16 percent of global electricity generation – 3,427 terawatt-hours of electricity production in 2010, and is expected to increase about 3.1% each year for the next 25 years. Hydroelectric plants have the advantage of being long-lived and many existing plants have operated for more than 100 years.
What is the answer to this question: What is the term referring to electricity generated by hydropower?
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So... Hydroelectricity


Here is a question about this article: During and after the Greek War of Independence, Greeks of the diaspora were important in establishing the fledgling state, raising funds and awareness abroad. Greek merchant families already had contacts in other countries and during the disturbances many set up home around the Mediterranean (notably Marseilles in France, Livorno in Italy, Alexandria in Egypt), Russia (Odessa and Saint Petersburg), and Britain (London and Liverpool) from where they traded, typically in textiles and grain. Businesses frequently comprised the extended family, and with them they brought schools teaching Greek and the Greek Orthodox Church.
What is the answer to this question: How were these relationships with the other countries most likely established ?
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So...
from where they traded, typically in textiles and grain.