Varrox Oxalic Acid Vaporizer by OxaVap - The Leader in Oxalic Acid Vaporizers! A HEAVY Duty Oxalic Acid Vaporizer You can "dunk" this one in water between uses to cool it down! The "Cadillac" of Vaporizers From OxaVap.com, the leader in Oxalic Acid Vaporizers