That would carbon dioxide
I am generally confused as to of what you are asking. Can you post something so i can see what you need? I just am confused.
Shield, Cinder Cones & Composite Cones.
Answer:
_________
Explanation:
Because a stationary front marks the boundary between two air masses, there are often differences in air temperature and wind on opposite sides of it. The weather is often cloudy along a stationary front, and rain or snow often falls, especially if the front is in an area of low atmospheric pressure.