... jewelry processing.Why we use Okay oxy-hydrogen generator:1. Portable, flexible and movable.2. Without any pollutants, toxic fumes, ... electricity and water reduces more than 40% compared with LPG, Propane, Acetylene fuel.5. Maximum safety with perfect combination by ... : Burn with other fuels together as for boilers, cooking stoves, melting metals.Unique Patented Technology of Okay Energy Oxy-hydrogen ...