(This content was created with the help of AI.) Membership in one of San Diego’s most private clubs comes with no bar, no food, and one perk: a glimpse of the recipe for WD-40.
Only a handful of people worldwide have seen the full, handwritten formula for the 70-year-old lubricant, which is used for everything from loosening rusted bolts to getting gum off of turtle shells.
As the Wall Street Journal reports, entry to that inner circle requires nondisclosure agreements, a special key controlled by the firm’s top lawyer, and a visit to a concealed Bank of America vault where the notebook with the recipe is stored…