If gas exiting container ignites, stop flow of gas. Do not put out the fire unless leak can be stopped immediately. Inhalation of high concentrations of vapor is harmful and may cause heart irregularities, unconsciousness, or death. Intentional misuse or deliberate inhalation may cause death without warning. Vapor reduces oxygen available for breathing and is heavier than air.
Liquid contact can cause frostbite.
Contact with the liquid may cause frostbite. Gross overexposure may be fatal. Individual with preexisting diseases of the central nervous or cardiovascular system may have increased susceptibility to the toxicity of excessive exposures. Get prompt medical attention. Treat for frostbite with gentle warming affected area if necessary.