CO2 is an inert gas. Indicate whether the statement is true or ...

[kfurse]

CO2 is an inert gas.
 
  Indicate whether the statement is true or false

Question 2

Why are the 90 percent condensing furnaces unique?
 
  A) The flue-gas affects the venting material at a greater than normal rate.
  B) The venting of this type of furnace is made of PVC and is easy to seal airtight.
  C) The flue-gas is excessively hot and can cause fires if improperly used.
  D) The venting material is rare, as it is no longer manufactured due to defects.

[bd5255]

Answer to Question 1

FALSE

Answer to Question 2

B

[kfurse]

Thanks for the timely response, appreciate it

[softEldritch]

Wow, this really help