Who do you spend the most time with each workday? Here is a hint: It’s not your parents, friends, boss, or spouse. The professional HVAC service technician spends more time with his or her tools than ...

The simple system in Figure 1 shows the application of the Second Law of Thermodynamics. The compressor (A) adds energy to the refrigerant, and it becomes hot, just the way a hand operated tire pump ...

In warm countries such as Sri Lanka, the very mention of the word air conditioning brings to mind a cool and comfortable environment. However, in cold climates, air conditioning could mean the heating ...

GRASS VALLEY, Calif., July 04, 2025 (GLOBE NEWSWIRE) -- What should homeowners know to better understand how their HVAC system functions? That question is answered in a recent HelloNation article, ...

Air conditioning has quietly become part of the basic infrastructure of modern homes, but the hardware that keeps interiors ...