This waterproof notebook is made out of stone and doesn't use trees. | Insider Tech

China’s “Stone Paper” — A Tree-Free Revolution In a remarkable leap toward sustainable manufacturing, Chinese researchers have developed “stone paper” — a paper-like material made without trees or large amounts of water. 🌿 Crafted from calcium carbonate (found in desert sand and limestone) and a non-toxic resin binder, this innovation creates a smooth, tear-resistant, waterproof, and recyclable paper alternative. Unlike traditional paper, it requires no wood pulp, no bleaching, and almost no wa