Gas Training, Chapter 2, CFESA 2nd
Edition, 2025 Exam Q’s and A’s
What are the three things needed for combustion? - -
- What are the 3 byproducts of complete combustion? - -
- One cubic foot of natural gas requires how much air to burn? - -
- How much byproducts are left after burning one cubic foot of natural or LP
gas? - -
- What are the dangerous byproducts that can be left after incomplete
combustion? - -
- Why is carbon monoxide so dangerous? - -
- What are aldehydes? - -
- If carbon monoxide is being produced, will there be aldehydes? - -
- If there are aldehydes, is there carbon monoxide present? - -
- What determines how much carbon monoxide your blood absorbs? - -
- What is primary air? - -
- What is secondary air? - -
- How is primary air controlled? - -
- What is the hottest part of the flame? - -
- What causes flames to lift off of a burner and maintain their shape? - -
- What causes flames with yellow tips? - -
- What causes an almost totally yellow flame? - -
- What causes a shapeless flame to flow totally off of the burner? - -
-
Edition, 2025 Exam Q’s and A’s
What are the three things needed for combustion? - -
- What are the 3 byproducts of complete combustion? - -
- One cubic foot of natural gas requires how much air to burn? - -
- How much byproducts are left after burning one cubic foot of natural or LP
gas? - -
- What are the dangerous byproducts that can be left after incomplete
combustion? - -
- Why is carbon monoxide so dangerous? - -
- What are aldehydes? - -
- If carbon monoxide is being produced, will there be aldehydes? - -
- If there are aldehydes, is there carbon monoxide present? - -
- What determines how much carbon monoxide your blood absorbs? - -
- What is primary air? - -
- What is secondary air? - -
- How is primary air controlled? - -
- What is the hottest part of the flame? - -
- What causes flames to lift off of a burner and maintain their shape? - -
- What causes flames with yellow tips? - -
- What causes an almost totally yellow flame? - -
- What causes a shapeless flame to flow totally off of the burner? - -
-