Sulfur hexafluoride, SF6, is a man-made inert gas.

Hydrogen sulfide (H2S) is a colorless, highly toxic gas with a foul odor (rotten egg) that is soluble in water and ethanol

As a widely used medium and low temperature refrigerant, R-410A is mainly used in household air conditioners, small and medium-sized commercial air conditioners (small and medium-sized unit air conditioners, household central air conditioners, multi-online), mobile air conditioners, dehumidifiers, freeze dryers, Marine refrigeration equipment, industrial refrigeration and other refrigeration equipment.

In the refrigeration and industrial sectors, refrigerant R134A has become a key material for a wide range of applications due to its unique physical and chemical properties and environmental benefits. At the same time, due to its chemical properties, it needs to follow strict specifications when transported by sea. This article will thoroughly introduce the basic information, features and advantages of R134A, application areas and maritime precautions.