/PRNewswire/ -- It can be found in 4 out of 5 American households, yet the ingredients in the household staple are known only to a handful of people across the
WD-40 Lubricant Hires Armed Guards to Move Secret Formula on 65th Anniversary - Scioto Post
WD-40 History, Learn the Stories Behind the WD-40 Brand
WD-40 Company enlists Armored Security to move Top-Secret Formula to New Location, celebrates 65th Anniversary - MAXIT
American History TV in Ann Arbor, Michigan
WD-40 enrolls armed security to move its 'secret formula' after 65 years
Our History - About Us
WD-40 secret formula lives in a San Diego bank vault
Our Leaders - WD-40 Company
WD-40 History, Learn the Stories Behind the WD-40 Brand