Finest Inventions on Instagram: "Vinyl discs are made from polyvinyl chloride (PVC), a type of plastic. The process begins with combining raw PVC with stabilizers and colorants to form small vinyl pellets. These pellets are then heated and melted into a viscous form. 💽 Once molten, the vinyl is placed into a press along with stampers that hold the audio grooves from the master recording. The press compresses the vinyl into the shape of a disc, imprinting the grooves that contain the audio. Afte

Real Engineerings | Engineering & Technology & Gadgets & DIY on Instagram: "Seamless Connections: Rapid PVC Threading with Power Tools! 🚿⚙️ ​Observe the efficiency of modern plumbing techniques! This video demonstrates how a specialized drill attachment instantly converts standard PVC piping into threaded connections, bypassing the need for messy glues or slow manual tools. ​The Art of Thread Generation ​This process involves cutting a helical ridge onto the cylinder, allowing parts to interloc