Hacker News with Generative AI: Materials

Cybertruck Rusting? That's Normal (autobuyersguide.com)
It’s all over the news: Cybertrucks are rusting and folks are mad. Me? I’m surprised they are surprised. If you own a stainless steel fork or knife and a dishwasher, rusty bits on stainless steel should be familiar. But why does it happen? Isn’t stainless steel… well… stainless? Not quite.

Cars, Science, Materials

37 points by haroldl 7 days ago | 2 comments

A multilayered approach: what's next for carton packaging? (ft.com)
Cartons improve food access and cut food waste, but how can collaborations ensure their materials are kept in use for longer?

Sustainability, Packaging, Food Waste, Collaboration, Materials

4 points by ksec 14 days ago | 1 comments

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.

Environmental Impact, Packaging, Sustainability, Materials

5 points by PaulHoule 64 days ago | 1 comments

The PETG adhesive test [video] (youtube.com)

3D Printing, Materials, Video

73 points by zdw 85 days ago | 35 comments

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.

Construction, Building Costs, Materials

4 points by rbanffy 92 days ago | 0 comments

What Materials Are Magnetic? (sciencenotes.org)

Science, Magnetism, Materials

75 points by rwmj 282 days ago | 42 comments

The Engineering of Duct Tape [video] (youtube.com)

Engineering, Video, DIY, Materials

121 points by helsinkiandrew 340 days ago | 37 comments