PVAc is a widely used adhesive for porous materials like wood and paper. Discovered in Germany in 1912 by Fritz Klatte. Contains ester groups that convert to polyvinyl alcohol and acetic acid. Glass transition temperature ranges from 30 to 45°C
Personalization tailors services to specific individuals or groups. Rooted in ancient rhetoric as audience-responsive communication. Industrialization diminished message personalization in mass communication
Access preferences through Edit > Preferences > Add-ons. Search for "STL" and enable Import-Export: STL format add-on. Import STL files through File or Import menu
G-Code files control 3D printer design creation. G-Codes require specific setup modifications for different materials. Thingiverse remains most popular platform with over 2.5 million models
3D printing began in 1980, now used for various products. E-cigarettes introduced in 2006, FDA banned many flavors in 2020. Blockchain technology created in 2008 for decentralized transactions. Augmented reality gained popularity with smartphone apps. Digital assistants like Siri launched in 2011
Tutorial shows how to build a smartphone from start to finish. Requires basic soldering skills and Raspberry Pi knowledge. Project includes 3D printed case, PCB assembly, and mobile OS installation