Benzinga · Jul 16, 2026
WD-40 Started as a Secret Missile Rust Protector — Employees Loved It So Much They Snuck Cans Home in Their Lunchboxes. Now It’s A $3.5 Billion Empire
There’s a good chance a blue-and-yellow can of WD-40 is sitting somewhere in the garage, under the kitchen sink or buried in a toolbox. Few people stop to think that the household staple was never supposed to fix


