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Make sure your AC runs as efficiently as possible if you want to stay cool and save money this summer. antoniodiaz / Shutterstock.com
Record heat is pushing air conditioners harder than they were designed for and leaving people sweating. The impulse, of course, is to crank down the temperature on the air conditioner. But that not only cranks up your utility bills, it also puts a strain on HVAC systems, which are not built for extreme demands. “[T]hese extreme temperatures present a significant challenge to AC systems…
