Weapon-black

Weapon-black was a useful substance used by some rogues and other nocturnal adventurers.

Uses
When smeared on metal this substance eliminated the chance of light reflecting off of a blade and alerting guards. Weapon-black was not harmful to metal and did nothing but dull a blade. Weapon-black was not flammable.

A vial of weapon-black contained enough of the substance for 25 applications.

Prices
A single vial of weapon-black cost 3 gold pieces.