Is obsidian sharper than a razor?

At 30 angstroms – a unit of measurement equal to one hundred millionth of a centimeter – an obsidian scalpel can rival diamond in the fineness of its edge. 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.

Is obsidian the sharpest blade?

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.

What is the sharpest blade?

Obsidian knife blades: overkill for slicing your sandwich. The thinnest blades are three nanometres wide at the edge – 10 times sharper than a razor blade. These are made by flaking a long, thin sliver from a core of obsidian (volcanic glass).

What material makes the sharpest blade?

Carbon steel blades are among the sharpest blades available and are much easier to sharpen than stainless steel blades. The lack of chromium in the blades means that it is highly susceptible to rust and corrosion and requires careful cleaning after each use.

Can obsidian cut you?

They are used are used in modern medicine because the sharp blades create incisions which heal faster.

Worlds Sharpest Knife Obsidian vs 60,000 PSI Waterjet

Is obsidian sharper than a scalpel?

Obsidian -- a type of volcanic glass -- can produce cutting edges many times finer than even the best steel scalpels. At 30 angstroms -- a unit of measurement equal to one hundred millionth of a centimetre -- an obsidian scalpel can equal diamond in the fineness of its edge.

What is sharper than a razor?

Actually, the proven sharpest object is freshly broken chert or obsidian. The edge has been shown to be about one molecule thick.

Is obsidian sharper than diamond?

Surprisingly, the edge of a piece of obsidian is superior to that of a surgeon's steel scalpel. It is 3 times sharper than diamond and between 500-1000 times sharper than a razor or a surgeon's steel blade resulting in easier incisions and fewer microscopic ragged tissue cuts.

How strong is an obsidian knife?

Obsidian Sharpness Results and Razor Blade Comparison

210 grams to cut the media with the utility knife blade. That is quite an achievement and a verifies that an obsidian blade can indeed be as sharp or sharper than a knife blade.

What is the sharpest weapon?

Are scalpels sharper than razors?

With our definitions of Keen and Sharp we can see that all blades have similar keenness, but the razor blades are sharper than the scalpel and utility blades.

How sharp is black obsidian?

It has a Mohs hardness scale rating of 5.5. This stone breaks into fragments with sharp, curved edges, which makes it ideal for cutting. Early peoples used Obsidian as tools and weapons, and the sharpness of the stone can be used today for ceremonial cutting, which we'll discuss below.

Is obsidian used in eye surgery?

This month, Hardenbergh plans to begin using obsidian blades in a series of eye operations, primarily cataract procedures. Obsidian is a relatively rare product of volcanic eruptions. "It requires very specific conditions to form," Sheets says.

Is obsidian knife good?

Short answer: No. Long answer: obsidian is a very hard and brittle material. This means that it will break easily, but can also be made extremely sharp. In fact, obsidian arrowheads and knives are some of the sharpest in the world.

How sharp is razor sharp?

If you can run the blade between ⅛” and ¼” above your arm and find the hairs “popping” or sliced right off, then you have a sharp blade. If the blade is able to cut the hair a little further out from the skin, it ensures that you have a sharp one.

Why are scalpels so sharp?

Scalpel blades are also offered by some manufacturers with a zirconium nitride–coated edge to improve sharpness and edge retention. Others manufacture blades that are polymer-coated to enhance lubricity during a cut.

Do obsidian blades leave scars?

Research also confirms that incisions carried out with obsidian produce narrower scars and fewer inflammatory cells. This is because on cellular level, obsidian knife cuts between cells rather than tearing it in case of a steel knife, hence, a sharper cut allows the wound to heal more easily with negligible scarring.

Is obsidian fragile?

Obsidian is brittle, and cannot be carved, but when chipped the broken edge can be sharper than surgical steel, although easily broken. Both because of its wonderful properties as a blade and its unusual shiny black color, it was much valued through the end of the stone age.

Who shaved with obsidian blades?

In this amazing Youtube video below, Mike Cook uses a simple blade struck from a piece of volcanic obsidian to shave with The Bluebeard's Revenge.

How did people shave before the safety razor?

It is believed that Stone Age men started shaving 100,000 years ago by using clam shells like tweezers and pulling out their beard hair. About 60,000 years ago, man discovered shaving, and started using sharpened obsidian and clam shells to shave their beards.

Who invented wet shaving?

Also the oldest documented use of shaving cream is as early as 3,000 BC in Sumer and given the link between the Sumerian and Old Egyptian civilizations, one can safely assume that the Pharaohs did also practice some sort of wet shaving.

What is the sharpest rock in the world?

Obsidian has been used across history to make weapons, implements, tools, ornaments, and mirrors. Because of its conchoidal fracture (smooth curved surfaces and sharp edges), the sharpest stone artifacts were fashioned from obsidian.

Why is obsidian so sharp?

Its brittleness plays into what makes it so sharp. Obsidian is referred to as volcanic glass, The way glass breaks into sharp shards, is in part because of its lack of a coarse crystaline structure. Rocks tend to break along crystal planes.