In February, the U.S. Environmental Protection Agency issued final approval of HFO-1234yf as a refrigerant for air conditioners in new cars and light trucks. It eventually will likely replace R-134a, ...

Here's something you may not have thought about before: how do you test the efficacy of an air conditioner? Air conditioners are surprisingly complex pieces of technology, as they need to carefully ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Over time, a car's air conditioning system will begin be less and less effective, ...

The focus of this paper is to understand, from experimental data, the R134a refrigerant emission rates of various hose materials due to permeation. This paper focuses on four main points for hose ...

Millions of new cars coming into Australia contain a gas that is 1400 times worse for the environment than CO2, if released – but car makers still use it because it's not illegal, Drive can ...