Its steam has the odor of onion and strong corrosiveness to pungency to eyes,mucous membrane and respiratory system,affects the function kidney,heart,lung central nervous system,even leads to death.

• 其蒸汽有洋葱味，对皮肤有强烈的腐蚀性，对内脏系统等有较强的刺激作用，影响肝、肾、心、肺、中枢系统功能，进而能导致死亡。