50.3 MB (50.0 MB compressed)
4783 x 3678 pixels
40.4 x 31.2 cm ⏐ 15.9 x 12.3 in (300dpi)
SCIENCE PHOTO LIBRARY SCIENCE PHOTO LIBRARY
Scanning electron micrograph (SEM) of a sample of household dust taken from a vacuum cleaner. The contents consist of synthetic and woollen fibres, cat fur, soil particles and quantities of skin scales. Magnification: X 14 at 35mm size, X 100 at 8x10-inch size.
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