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Photographic gallery. Thousands of particles under the microscope.

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School Particles

Health Complaints: Why Schools Are Different

Ceiling Tile

Acoustic Ceiling Tile Cropped Gray Acoustic Tile Cropped Acoustic Tile Gray Acoustic Tile 2
Ceiling Tile AcousticTile 200X Glass Fiber Acoustic Yellow Phenolic Ceiling Tile 100X

Cleaning Debris

Elastomer Wear Floor Cleaning Agglomerate

Cosmetics

Elastomer Wear Cosmetics

Dry-Erase Ink

Dry-Erase Ink Dust Dry-Erase Ink Dust Dry-Erase Ink Dust Dry-Erase Ink Dust

Detergents

TL5 Rm303 Cleaning Debris

Food Debris

Food Debris

Grits

Mild Abrasive Cleaner

Vinyl Floor Surfacing

Floor Clean Residue

Shoe Wear

Shoe Wear2200X Elastomer Wear

Mites

Mite Leg and Blue Dry-Erase Ink

Pencil Debris

Pencil Debris Pencil Debris Pencil Debris Erasure Wear

Pet Dander

Dog Dander

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