Pictured here is a Late Victorian Era Pulsocon, otherwise known as one of the worlds first handheld Vibrators. This specific machine was first marketed as a "Massage Tool" but we all know WD 40 SPECIALIST 11 oz. Silicone, Quick Drying Lubricant with Smart Straw Spray 300012 The Home Depot In the 19th century, the invention of the #vibrator was closely linked to the medical treatment of a condition known as "hysteria." Hysteria, a term now recognized as outdated and based on WD 40 Specialist Silicone Lubricant with SMART STRAW SPRAYS 2 WAYS 11 OZ [6 Pack] Walmart.com WD 40 Specialist WD 40 Specialsit 13 Fluid ounce(s) Silicone in the Hardware Lubricants department at Lowes.com Material Safety Data Sheet (MSDS)