People who know the formula for WD-40
fortran77 Monday, January 26, 2026Gift link: https://www.wsj.com/business/the-secret-society-of-people-wh...
Summary
The article explores the closely guarded secret of the formula for the popular WD-40 lubricant, revealing a small group of people who know the exact recipe and the company's efforts to maintain its secrecy over the decades.
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wsj.com