Hacker News with Generative AI: Materials

Polyethylene packaging and alternative materials: A life cycle assessment (sciencedirect.com)
A comprehensive life cycle assessment was conducted to evaluate the potential environmental impacts of polyethylene (PE) packaging and its alternatives, including paper, glass, aluminum, and steel in the United States.
The PETG adhesive test [video] (youtube.com)
Good old mud can lower building costs (news.mit.edu)
Buildings cost a lot these days. But when concrete buildings are being constructed, there’s another material that can make them less expensive: mud.
What Materials Are Magnetic? (sciencenotes.org)
The Engineering of Duct Tape [video] (youtube.com)