This is the N-12 12oz Can of Pressure Propellant from Paasche Airbrush.
Paasche N-12 12oz Can of Pressure Propellant
Use only in well ventilated area. Do not smoke when using, keep awa from flame. Container may explode if heated, Keep out of reach o children. Do not pucture or burn can. Do not breathe fumes. Avoi contact with skin and eyes..