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7 Cards in this Set

  • Front
  • Back

What is CO

Carbon Monoxide


Colorless and odorless gas produced as a byproduct of incomplete combustion. It is immediately fatal in high concentrations and a known carcinogen

What is HCN

Hydrogen Cyanide


Colorless deadly gas present at almost every fire. Immediately fatal at high concentrations and a known carcinogen. Classified as a type 3 Flammable Liquid and a type 6 poison by DOT

What PPM are the alarms set at?



What is the IDLH for each chemical?

CO - Alarm: 25 ppm. IDLH: 1200 ppm



HCN - Alarm: 5 ppm. IDLH: 50 ppm

HOW TO OPERATE

-Turn on in clean environment and let unit zero out


-proceed to suspect environment


-monitors are passive and don't have a pump to pull air in so user must use BA in suspect environment until monitoring is finished


When to use

-CO monitors shall be used on all CO alarm calls to determine if the alarm is faulty or there is an actual presence of CO


-Overhaul stages of a structure fire


-vehicle fires


-dumpster fires


-outside fires


-whenever deemed necessary by IC


How does air monitoring affect PPE on emergencies



How is the decision to remove SCBA's on incidents reached

-Air monitoring shall be completed before SCBA's are removed in overhaul situations. The post fire environment should be below alarm levels before SCBA removal



-The IC, in agreement with the safety officer, will provide the final permission on the removal of SCBA's and he will take monitoring results into account when making the decision

Care and Maintanance

-Weekly the Engineers will turn on and let the monitor complete the warm up cycle before turning off


-Monitors will be tested by HazMat team quarterly


-Malfunctioning monitors and battery changes will be sent through services to Haz Mat