10 Issue 16. Child Safety: Fine Dust, Asbestos, Daycare Center Bus, and Humidifier Sanitizers, etc. 1) Current status Fine Dust 38. With the growing social concern on the harmful impact of fine dust on health, the NHRCK recommended to the Minister of Environment to monitor the indoor air quality of all daycare centers and to Minister of Health and Welfare to provide support for installation, operation, and maintenance of the air purification equipment. Compared to adults, children have weaker immune system and breathe more air for their weights, thus more vulnerable to the fine dust. However, the measures taken to control the quality of air inside the facilities where children spend time vary depending on the age of children and institutions to which they belong. In addition, the air quality standard of daycare centers imposed by related regulations is less strict than that for kindergarten, elementary, middle, and high schools, and it is not mandatory. Moreover, home daycare centers are excluded from the monitoring under the related legislations. 34,104(86%) out of 39,640 daycare centers under regulation are excluded from monitoring as of 2018 as the application of the regulation varies depending on the size of the daycare center. Asbestos 39. With regards to asbestos, level one carcinogen designated by the WHO, among 20,856 schools in Korea, 13,956 schools(66.9%), contains asbestos as of end of June 2016. During the 2017 winter vacation, 201 out of 1,227 schools that have gone through asbestos removal construction were investigated on asbestos residue, and as a result, 43 schools were found positive for asbestos residue. In 2018, due to the fear on asbestos, more than 500 elementary school students refused to go to the school after their school has gone through the asbestos removal construction. Daycare Center Bus 40. In the summer of 2016, regarding to the daycare center bus, a child left inside the bus was found dead due to the high temperature inside the bus. This case resulted in introduction of a system mandating to check that no child is left in the bus. However, in the summer of 2018, another child was left inside the school bus and found dead again. Humidifier Disinfectant 41. Humidifier disinfectant sold since 1994 were pointed out as the cause of the unexplained lung injuries in 2011. According to the Ministry of Environment, the number of children with interstitial lung disease under the age of three has increased 20 fold since humidifier disinfectant were started to be sold. Children with weaker immune system than