A CNG refueling station pump is designated as a P24 filling ...

[washai]

A CNG refueling station pump is designated as a P24 filling station. This means ________.
 
  A) The CNG is 24 natural gas and 76 propane
  B) It will take 24 hours to refuel, using the slow-fill method
  C) The pump can refuel at a pressure of up to 2400 PSI
  D) The pump can only deliver 24 gallons at a time

Question 2

Exhaust hoses should be used because one of the exhaust gases is deadly in high concentrations. This gas is ________.
 
  A) Oxides of nitrogen (NOx) B) Hydrocarbons (HC)
  C) Carbon dioxide (CO2 ) D) Carbon monoxide (CO)

[batool]

Answer to Question 1

C

Answer to Question 2

D

[washai]

Thanks for the timely response, appreciate it

[Kedrick2014]

Great answer, keep it coming