THE GREAT MULLARD MAGIC BLOG — wd40

I have seen loads of comments in various technical fora about the benefits -  and the pitfalls of using WD40.  That said, its nice to see that in the early 1930s Marconi exhorted us all to use WD40 in our radios:- Many of us will have used WD40 penetrating spray for all sorts of other jobs and this eclectic brew has an interesting back story.   It was invented in 1953 by Norman Lawson  in his garage and  the rights to formulate and market was sold to the Rocket Chemical Company  for  $500. WD-40 is abbreviated from the term Water Displacement, 40th formula...