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Photographic gallery.  Thousands of particles under the microscope.
Machine Shop Particles Under the Microscope

Machine Shop Particles

These are particles that are typical of a machine shop environment. This view includes abraded metal, rust, glass abrasive, skin flakes, natural minerals, tire wear, a nylon fiber, and rust.

Transmitted Circular Polarized Light and Reflected Darkfield Illumination


A machine shop is involved in the construction or assembly of metal and/or plastic or composit parts. The types of particles present often help indicate the type of work being done at that facility.

Significance in the Environment:

Characteristic Features:

Associated Particles: