Here’s a quiz: What do ketchup, yogurt, gelatin, and heather honey have in common? You got it! They are all thixotropic liquids. Thixotropic materials are thick and viscous when motionless but become thinner when agitated. At my home, we always keep a humongous bottle of ketchup on the kitchen counter. After leaving it untouched for several days, you can invert…
UOVBA News BotFebruary 19, 2024