If you use chemical smoke simulants during training exercises you should read this.
http://www.cdc.gov/niosh/hhe/reports/pdfs/2012-0028-3190.pdf
Aug 30, 2013
If you use chemical smoke simulants during training exercises you should read this.
http://www.cdc.gov/niosh/hhe/reports/pdfs/2012-0028-3190.pdf