There is no commonly known term or drug called "inferno drug." It is possible that it may be a fictional or local term without widespread recognition. It would be helpful to provide more context or information for a more accurate answer.
Yes... There are currently NO drug tests for ASH Inferno or other incense products... When a substance in the legal weed gets banned they just change the formula a little... I personally have been drug tested on ASH Inferno and Amsterdam High incense and passed both times:):)
inferno
A smouldering inferno.
Chimchar evolves a level 14 into Inferno.
inferno flame claw
Air Inferno happened in 1990.
Air Inferno was created in 1990.
Danny Inferno was born in 1977.
The Glass Inferno was created in 1974.
The ISBN of The Glass Inferno is 0890839840.
Phantom of Inferno happened in 360.
The ISBN of Barlowe's Inferno is 1883398363.