What Does 'WD-40' Stand For?

Does the name of the iconic household product WD-40 reveal something about its invention?
The lubricating spray WD-40 is so named because it was the product of the 40th attempt at creating a water displacing substance.

History - WD-40 Company

WD-40 Company

WD40 - What Is It & What Can You Use It For? - Toolstop

WD-40 - #WinItWednesday: What does WD-40 stand for? Visit: and reply with the correct answer in the comments below for a chance to win a #WD40 Brand Prize Pack! See Official

WD-40 - Wikipedia

WD-40 12 oz. Original WD-40 Formula, Multi-Purpose Lubricant Spray with Smart Straw 49005 - The Home Depot

What does WD-40 stand for? : r/SlowNewsDay

Test your knowledge WD-40, KT26, RP7, TIE Fighter – do you know what the letters and numbers stand for?

Do you know what WD-40 stands for?

WD-40 Bike Maintenance Bundle, Bike Degreaser and Bike Lubricant, Clean and Lube

File:WD40 english.JPG - Wikimedia Commons

12 Amazing WD40 Uses