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.

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

WD-40 SPECIALIST 15 oz. Degreaser, Industrial-Strength Fast Acting Formula with Smart Straw 300280 - The Home Depot

WD40 — Insitu – Smarter Learning

Spray wd40 Mountain Bike Reviews Forum

History - WD-40 Company

What does the WD in WD 40 stand for?

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

Product 1: More Of A Good Thing! Like All Wd-40 Multi-Use Products This 1 Gallon Drives Out Moisture And Quickly Dries Out Electrical Systems To

WD-40 Multi-Use Product, One Gallon & Specialist Silicone Lubricant with SMART STRAW SPRAYS 2 WAYS, 11 OZ

Stand with WD-40 - Meme by UrbroCambro :) Memedroid

WD-40 Helps Make It Easy To Reach Hard Places - Point of Purchase International Network