https://gigazine.net/news/20180313-using-cleaning-products-as-bad-20-cigarettes/

https://www.nishinippon.co.jp/nnp/syasetu/article/401052/

https://headlines.yahoo.co.jp/hl?a=20180314-00000050-jij-soci

https://www3.nhk.or.jp/news/html/20180314/k10011364791000.html

https://www.asahi.com/articles/ASL3G5DL4L3GUTIL036.html