This refrigerant is not flammable in air under ambient conditions of temperature and pressure.
Certain mixtures of this refrigerant and air when under pressure may be flammable.
Mixtures of this refrigerant and air under pressure should be avoided.
Certain mixtures of HFC s and chlorine may be flammable or reactive under certain conditions.
Thermal decomposition will evolve very toxic and corrosive vapors. (hydrogen fluoride)
Containers may burst if overheate