Particulate matter (PM) is also called ________. A) Smog B) ...

[ENagel]

Particulate matter (PM) is also called ________.
 
  A) Smog B) CO2 C) Soot D) HC

Question 2

Peak oil means ________.
 
  A) When worldwide oil production peaks and then starts to decline
  B) The oil closest to the surface of the earth
  C) When the use of oil peaks and then starts to decline
  D) Good crude oil that burns without creating greenhouse gasses

[ryhom]

Answer to Question 1

C

Answer to Question 2

A

[ENagel]

Great answer, keep it coming

[mcabuhat]

Thanks for the timely response, appreciate it