Do obsidian blades break?

Since obsidian will fracture down to a single atom, it is claimed to have a cutting edge five hundred times sharper than the sharpest steel blade, and under a high magnification microscope an obsidian blade still appears smooth, whereas a steel blade has a saw like edge.

How strong is an obsidian knife?

It took 210 grams to cut the test media with the utility knife blade. That is quite sharp, but not as sharp as the obsidian….Obsidian Sharpness Results and Razor Blade Comparison.

Is obsidian sharper than a razor?

Obsidian – a type of volcanic glass – can produce cutting edges many times finer than even the best steel scalpels. When you consider that most household razor blades are 300 to 600 angstroms, obsidian can still cut it with the sharpest materials nanotechnology can produce.

Are obsidian surgical blades safe to use?

It’s not confirmed, but certain studies on rats have found that using obsidian blades encourages quicker healing, thanks to a cleaner cut, even if that difference can only be seen under a microscope. Obsidian surgical blades have yet to be used on humans, as they have not been approved by the US Food and Drug Administration.

What is the edge of an obsidian blade?

The edge of an obsidian blade is a mere 3 nanometers thick. Some surgeons use obsidian for scalpels. It’s not confirmed, but certain studies on rats have found that using obsidian blades encourages quicker healing, thanks to a cleaner cut, even if that difference can only be seen under a microscope.

Did the Aztecs use obsidian blades?

Mesoamerican cultures such as the Mayans and the Aztecs sometimes performed human sacrifices using obsidian blades. Unlike steel scalpels, which have a microscopically jagged edge, obsidian cleaves into a fine and continuous edge when properly cut.

Are obsidian knives cheaper than carbon steel?

Obsidian knives can sometimes be cheaper than carbon steel blades, but that’s because they are manufactured in factories much less often.