Refrigerant R134A is a widely used refrigerant known for its efficiency and safety. Commonly found in automotive air conditioning and refrigeration systems, R134A has a Global Warming Potential (GWP) of 1430 and zero Ozone Depletion Potential (ODP). It is non-flammable and non-toxic, making it a safe choice for various applications. Despite its higher GWP compared to newer alternatives, R134A remains popular due to its reliability and established performance.