You can't. But you can use a scalpel or you can use scalpels. The typical use for one or many scalpels is to make surgical cuts in animal tissue.
The sterility.
Scalpels Clamps Drill Brain tongs Skull lifters These should cover the basics
Scalpels have many uses. In a lab, they would be used for slicing things or for dissecting animals for studies.
he used very sharp weapons like knifes :)'Knives" =) -The Informant
Microscope, beakers, scalpels, you name it.
Away from you
They are thin and precise.
Most of scalpels are made of steel (hardened, tempered, stainless, high carbon). Some of them are also made of titanium, ceramic, diamond or obsidian (natural volcanic glass).
scalpels durr
Dentists use a variety of equipment, including x-ray machines, drills, mouth mirrors, probes, forceps, brushes, and scalpels. Lasers, digital scanners, and other computer technologies also may be used.
BoneAnother AnswerThe 'glass' you may be thinking of is obsidian -- actually a translucent stone that native peoples chipped and honed into sharp-edged tools.
A high-powered microscope, and fine instruments such as scalpels, tweezers etc.