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The MOST common types of fuel consumed in modern residential HVAC systems are:

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The MOST common types of fuel consumed in modern residential HVAC systems are:

Posted: Mon Jan 30, 2023 7:26 am
by answerhappygod
The MOST common types of fuel consumed in modern residential HVAC systems are:

A. natural gas, propane, and oil
B. electric, propane, and oil
C. natural gas, methane, and oil
D. natural gas, propane, and ethanol
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