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Photographic gallery.  Thousands of particles under the microscope.
Open Cell Foam Fragments Through the Microscope

Open Cell Foam Fragment

The example of foam fragments here were on a tapelift from an Office. These particles are often misidentified as glass fiber fragments. When viewed at higher magnification they are easier to correctly identify.

Transmitted Off Crossed Circular Polarized Light

Definition/Function:

Open-cell foam of this type is often used as an air filter medium for low back-pressure blowers or fans. It can also enter the environment as degraded foam padding from inside shoes.

Significance in the Environment:

Characteristic Features:

Associated Particles:

References: