Sentences with phrase «obsidian scalpels»

They are the ones to go for Luis especially if they offer you a consultant surgeon over the age of 15 and with four opposing thumbs, they are so much better than the older ones with the bones through their noses and the obsidian scalpels (some serious hygiene issues there, Luis).

The earliest obsidian tools, found in East Africa, are nearly two million years old, and obsidian scalpels are still used today in specialised medical procedures.

Not exact matches

«Obsidian is sharper and thinner than any surgeon's scalpel,» says Brier.

Obsidian, naturally occurring volcanic glass, is smooth, hard, and far sharper than a surgical scalpel when fractured, making it a highly desirable raw material for crafting stone tools for almost all of human history.