A soft grey malleable metallic element that resembles tin but discolors on exposure to air; it is highly toxic and is used in rodent and insect poisons; occurs in zinc blende and some iron ores. Synonyms: atomic number 81, Tl.
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"Thallium" Quotes from Famous Books — Lippincott's Magazine, September, 1885 • Various |
Words linked to "Thallium" : metallic element, zinc blende, Tl, sphalerite, metal, blende, atomic number 81 |
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