Smoking CT is the number one most important part of any Inferno B execute. This page includes two different lineups. The first is a super simple lineup is one everyone should know; it can be lined up and thrown in the blink of an eye. The second takes slightly longer to line up, but lands on top of boost and is thrown from the exact same spot as the Coffins Smoke.
Difficulty: 1/5
Importance: 5/5
Stand in the corner by barrels:
Look at the top corner of the church roof, and left click throw:
Difficulty: 2/5
Importance: 4/5
Crouch and align yourself with the small dot on the left side of the hatch labeled "GAS":
Then, stand up and look slightly up from the bottom-left edge of the church:
Throw the smoke with a simple left click.