OC Aspect help

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Aspect

Ashen Veil

Aspect Rank: Ascended

Flaw
[Smoker’s Lung]
Your lungs are permanently damaged, you can only use your abilities while inhaling Nicotine.

Dormant Ability
[Black Smoke]
You can produce and manipulate dark smoke.

Awakened Ability
[Lung of Ash]
You can produce and manipulate soul eroding smoke.

Ascended Ability
[Ghost Trail]
You can dissolve your body and soul into smoke.

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This is a character from my fic’s abilities however I am unsure on the 2nd ability since I could also just make it an application of the first ability through essence expenditure… any ideas?