What’s a random orbital sander?

A belt sander is good for removing large amounts of material, but hand sanding is necessary to remove scratches. A random orbital sander removes less material and prevents scratches with its unique motion. It works well for removing paint, smoothing joints, and curved surfaces. When purchasing, be prepared to spend $50-200 and consider a dust […]

What’s a Markov Random Field?

Markov random fields replace time with space to predict random possibilities in physics, sociology, computer vision, machine learning, and economics. The Ising model is used in physics and image recovery. Understanding random chance allows for more accurate predictions in science, business, and information technology. Markov property is memoryless and reacts based on present state. Markov […]

What’s a Random Copolymer?

Random copolymers blend two different molecular chains to create unique properties in plastics. Polypropylene, a common polymer, can be made transparent and have a lower melting point by creating a random copolymer with polyethylene. Regular copolymers have a crystalline structure, making them inflexible and brittle when cold. Random copolymers are more resistant to cracking at […]

What’s Random Vibration?

Random vibration is unpredictable but present in many mechanical and electrical systems. Engineers use statistical data to simulate and design products to withstand random vibrations, such as those experienced by cars on highways and rocket launches. Statistics can provide information on mean values and standard deviations, which can be used to replicate vibration conditions in […]

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