Waterproof Fabric with Soap. Forgotten knowledge that was once used as a scam
From NightHawkInLight. Ad: Check out my sponsor and remove your personal information from the web at https://JoinDeleteMe.com/nighthawk and use code NIGHTHAWK for 20% off. DeleteMe international Plans: https://international.joindeleteme.com In this video we explore the history of soap waterproofing methods, using sodium stearate to form hydrophobic coatings with a variety of metal salts. Linked below are…







































