I have a couple bottles of Gumout Regane that were purchased about 1.5 or 2 years ago. They're unopened and I haven't had to use them cuz I feel like regular Lucas UCL treatments have been doing such a great job.
Anyone know how long PEA (polyether amine), the active ingredient, stays good for?
Anyone know how long PEA (polyether amine), the active ingredient, stays good for?