Baneful Dust of Hermes Trismegistus
The Baneful Dust of Hermes Trismegistus is a gold colored dust that harms creatures of nonterrerestrial origin. A Chemistry or Pharmacy roll is required. Thrown and causes 2D6 damage with no armor penalties.
If the throw roll misses it still does 1 point of damage. It's affect is horrible causing 0/1D3 san loss, the body of the target burns and smokes as if burnt with acid. It is made of common chemicals and must weight at minimum 2 pounds when creating it. Each does is 2 ounces or more.
Costs 4 mp and no San to create.
- Edition 5.5 Call of Cthulhu Rule book