A split-field photo of cartridge casings through the lens of firearm examiner Michael Haag’s comparison microscope. Haag said he determined the casing on the left, recovered as evidence of a crime, ...
Walt (oneminmicro) on MSN
Germs vs toothpaste under a microscope
See what germs and toothpaste really look like under a microscope in this fascinating close-up comparison.#Microscope ...
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