Architecture Student Invents Formwork That Reduces Concrete and Steel Usage

[gnabgib]

Original source [Zigzags for greener construction](https://ethz.ch/en/news-and-events/eth-news/news/2025/01/zig...) (no discussion) https://news.ycombinator.com/item?id=42714116

[reneherse]

Thanks for the links!