... spin up.4.Circular plate rotate left, tighten inflation value.5.Inflation valve can not tool, can only be tightened by ... refrigerant spilled out, do not add refrigerant into spilled system.5.Do not force shaking jar.6.No piercing or burning ... use, or its own legal liability.Standard:Contents:C2H2F4 Purity: 99.5% or moreWater content: 0.005% or lessAcid content: 0.0001 ...