Like iridium, osmium is used in producing hard alloys. It is also used to make electrical contacts and pen points.
Osmium tetroxide is a colorless or faintly yellowish compound used to stain fats or as a fixative in the preparation of tissues for study by microscope. Osmium tetroxide evaporates readily, the vapor having a toxic action on the eyes, skin, and respiratory tract.
Related categories ATOMIC AND NUCLEAR PHYSICS
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