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Category - Analysis & Reporting

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Which of the following components has the SHORTEST expected service life?

Steel boiler
Gas furnace
Electric furnace
Cast iron boiler

Explanation

Answer: A - The component that has the shortest expected service life is a steel boiler. Cast iron boilers can last as long as 50 years. Electric and gas furnaces have a life expectancy between 15 and 20 years. However, steel boilers may not last beyond 10 or 15 years.

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