One of the earliest known uses of obsidian knives dates back to the Stone Age, where they were used by early humans for hunting and skinning animals. The sharp and durable edges of obsidian knives made them highly effective for these tasks, making them an essential tool for survival. As humans transitioned from a hunter-gatherer lifestyle to a more settled agricultural society, obsidian knives continued to be a vital tool for farming and food preparation. The sharpness of obsidian blades made it