Environ Health Toxicol.  2016 ;31(1):e2016004. 10.5620/eht.e2016004.

Humidifier disinfectants, unfinished stories

  • 1Asian Citizen’s Center for Environment and Health, Seoul, Korea.
  • 2Graduate School of Public Health, Seoul National University, Seoul, Korea. paekdm@snu.ac.kr


Once released into the air, humidifier disinfectants became tiny nano-size particles, and resulted in chemical bronchoalveolitis. Families had lost their most beloved members, and even some of them became broken. Based on an estimate of two million potential victims who had experienced adverse effects from the use of humidifier disinfectants, we can say that what we have observed was only the tip of the iceberg. Problems of entire airways, as well as other systemic effects, should be examined, as we know these nano-size particles can irritate cell membranes and migrate into systemic circulation. The story of humidifier disinfectant is not finished yet.


Humidifier disinfectant; Upper airway disease; Systemic toxicity
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