Based on the following passage, why might a homeowner request a glazier install double-glazed windows? Glaziers are experts on the energy-saving properties of different types of glass. Double-glazed windows are popular in many residences. These employ two layers of glass separated by air or gas to reduce heat from escaping or entering a building.
Answer
A
to reduce the amount of carbon monoxide entering a residence
B
to take advantage of the energy savings offered by solar energy
C
to save money on heating and air conditioning
D
to combat the effects of global warming
Explanation
Double-glazed windows use two layers of glass with air or gas between them to reduce heat entering or escaping a building. This can reduce the need for heating in cold weather and air conditioning in warm weather, saving money on energy bills. Therefore, the correct choice is “to save money on heating and air conditioning.”
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