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renewable –adj. able to be replaced by nature
plant –n. a building or factory were something is made
reactor –n. a large device that produces nuclear energy
regulator –n. an official who works for the part of the government that controls a public activity by making and enforcing rules
utility –n. a service such as electricity or water that is provided to the public
lock – v. connecting or securing together
boiling – adj. heating water or another liquid
impossible – adj. very undesirable; unable to take place
tsunami – n. a great wave produced by volcanic activity or an earthquake
hydroelectric – adj. related to production of electricity by water power
