Linkdump: September 2018

Dynamic liquefaction sinks ships. A Homemade Engraving Pantograph (YouTube). Metal casting at home with lost PLA and green sand. How to pick up a cat like a pro (YouTube, via Boing Boing). Coffee Candy, Ranked. Mug-O-Matic: A different geometry of mug plotter. Mathematical patterns that eventually fail. Murdered man’s body...